Outline of philosophy
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The following outline is provided as an overview of and topical guide to philosophy: Philosophy is the study of general and fundamental problems concerning matters such as existence, knowledge, values, reason, mind, and language. It is distinguished from other ways of addressing fundamental questions (such as
mysticism Mysticism is popularly known as becoming one with God or the Absolute, but may refer to any kind of ecstasy or altered state of consciousness which is given a religious or spiritual meaning. It may also refer to the attainment of insight in ...
, myth, or
religion Religion is usually defined as a social- cultural system of designated behaviors and practices, morals, beliefs, worldviews, texts, sanctified places, prophecies, ethics, or organizations, that generally relates humanity to supernatural, ...
) by its critical, generally systematic approach and its reliance on rational argument. It involves logical analysis of language and clarification of the meaning of words and concepts. The word "philosophy" comes from the
Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...
''philosophia'' (φιλοσοφία), which literally means "love of wisdom".The definition of philosophy is: "1.orig., love of, or the search for, wisdom or knowledge 2.theory or logical analysis of the principles underlying conduct, thought, knowledge, and the nature of the universe".


Branches of philosophy

The branches of philosophy and their sub-branches that are used in contemporary philosophy are as follows.


Aesthetics

Aesthetics Aesthetics, or esthetics, is a branch of philosophy that deals with the nature of beauty and taste, as well as the philosophy of art (its own area of philosophy that comes out of aesthetics). It examines aesthetic values, often expressed t ...
is study of the nature of beauty, art, and taste, and the creation of personal kinds of truth. *
Applied aesthetics Applied aesthetics is the application of the branch of philosophy of aesthetics to cultural constructs. In a variety of fields, artifacts (whether physical or abstract) are created that have both practical functionality and aesthetic affectation ...
– application of the philosophy of aesthetics to art and culture.


Epistemology

Epistemology Epistemology (; ), or the theory of knowledge, is the branch of philosophy concerned with knowledge. Epistemology is considered a major subfield of philosophy, along with other major subfields such as ethics, logic, and metaphysics. Epis ...
is the branch of philosophy that studies the source, nature and validity of
knowledge Knowledge can be defined as Descriptive knowledge, awareness of facts or as Procedural knowledge, practical skills, and may also refer to Knowledge by acquaintance, familiarity with objects or situations. Knowledge of facts, also called pro ...
. *
Social epistemology Social epistemology refers to a broad set of approaches that can be taken in epistemology (the study of knowledge) that construes human knowledge as a collective achievement. Another way of characterizing social epistemology is as the evaluation o ...
– inquiry into the social aspects of knowledge. *
Formal epistemology Formal epistemology uses formal methods from decision theory, logic, probability theory and computability theory to model and reason about issues of epistemological interest. Work in this area spans several academic fields, including philosophy, c ...
– the application of formal models to study knowledge. * Metaepistemology – studying the foundations of epistemology itself.


Ethics

Ethics Ethics or moral philosophy is a branch of philosophy that "involves systematizing, defending, and recommending concepts of right and wrong behavior".''Internet Encyclopedia of Philosophy'' The field of ethics, along with aesthetics, concer ...
– study of value and
morality Morality () is the differentiation of intentions, decisions and actions between those that are distinguished as proper (right) and those that are improper (wrong). Morality can be a body of standards or principles derived from a code of co ...
. *
Applied ethics Applied ethics refers to the practical aspect of moral considerations. It is ethics with respect to real-world actions and their moral considerations in the areas of private and public life, the professions, health, technology, law, and leadersh ...
– philosophical examination, from a moral standpoint, of particular issues in private and public life that are matters of moral judgment. It is thus the attempts to use philosophical methods to identify the morally correct course of action in various fields of human life. **
Bioethics Bioethics is both a field of study and professional practice, interested in ethical issues related to health (primarily focused on the human, but also increasingly includes animal ethics), including those emerging from advances in biology, m ...
– analysis of controversial ethical issues emerging from advances in medicine. **
Environmental ethics In environmental philosophy, environmental ethics is an established field of practical philosophy "which reconstructs the essential types of argumentation that can be made for protecting natural entities and the sustainable use of natural resourc ...
– studies ethical issues concerning the non-human world. It exerts influence on a large range of disciplines including environmental law, environmental sociology, ecotheology, ecological economics, ecology and environmental geography. ** Medical ethics – studies ethical issues concerning medicine and medical research **
Professional ethics Professional ethics encompass the personal and corporate standards of behavior expected of professionals. The word professionalism originally applied to vows of a religious order. By no later than the year 1675, the term had seen secular applic ...
– ethics to improve professionalism * Descriptive ethics – study of people's beliefs about morality * Discourse ethics – discovery of ethical principles through the study of language * Formal ethics – discovery of ethical principles through the application of logic * Normative ethics – study of ethical theories that prescribe how people ought to act *
Metaethics In metaphilosophy and ethics, meta-ethics is the study of the nature, scope, and meaning of moral judgment. It is one of the three branches of ethics generally studied by philosophers, the others being normative ethics (questions of how one ought ...
– branch of ethics that seeks to understand the nature of ethical properties, statements, attitudes, and judgments


Logic

Logic Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the science of deductively valid inferences or of logical truths. It is a formal science investigating how conclusions follow from premise ...
– the systematic study of the form of valid inference and reasoning. * Classical logic **
Propositional logic Propositional calculus is a branch of logic. It is also called propositional logic, statement logic, sentential calculus, sentential logic, or sometimes zeroth-order logic. It deals with propositions (which can be true or false) and relations b ...
**
First-order logic First-order logic—also known as predicate logic, quantificational logic, and first-order predicate calculus—is a collection of formal systems used in mathematics, philosophy, linguistics, and computer science. First-order logic uses quantifie ...
**
Second-order logic In logic and mathematics, second-order logic is an extension of first-order logic, which itself is an extension of propositional logic. Second-order logic is in turn extended by higher-order logic and type theory. First-order logic quantifies on ...
**
Higher-order logic mathematics and logic, a higher-order logic is a form of predicate logic that is distinguished from first-order logic by additional quantifiers and, sometimes, stronger semantics. Higher-order logics with their standard semantics are more express ...
*
Non-classical logic Non-classical logics (and sometimes alternative logics) are formal systems that differ in a significant way from standard logical systems such as propositional and predicate logic. There are several ways in which this is done, including by way of ...
** Description logic **
Digital logic A logic gate is an idealized or physical device implementing a Boolean function, a logical operation performed on one or more binary inputs that produces a single binary output. Depending on the context, the term may refer to an ideal logic gate ...
** Fuzzy logic **
Intuitionistic logic Intuitionistic logic, sometimes more generally called constructive logic, refers to systems of symbolic logic that differ from the systems used for classical logic by more closely mirroring the notion of constructive proof. In particular, systems ...
**
Many-valued logic Many-valued logic (also multi- or multiple-valued logic) refers to a propositional calculus in which there are more than two truth values. Traditionally, in Aristotle's logical calculus, there were only two possible values (i.e., "true" and "false ...
** Modal logic ***
Alethic logic Modal logic is a collection of formal systems developed to represent statements about necessity and possibility. It plays a major role in philosophy of language, epistemology, metaphysics, and natural language semantics. Modal logics extend other ...
***
Deontic logic Deontic logic is the field of philosophical logic that is concerned with obligation, permission, and related concepts. Alternatively, a deontic logic is a formal system that attempts to capture the essential logical features of these concepts. It ...
***
Doxastic logic Doxastic logic is a type of logic concerned with reasoning about beliefs. The term ' derives from the Ancient Greek (''doxa'', "opinion, belief"), from which the English term '' doxa'' ("popular opinion or belief") is also borrowed. Typically, a ...
***
Epistemic logic Epistemic modal logic is a subfield of modal logic that is concerned with reasoning about knowledge. While epistemology has a long philosophical tradition dating back to Ancient Greece, epistemic logic is a much more recent development with applica ...
***
Temporal logic In logic, temporal logic is any system of rules and symbolism for representing, and reasoning about, propositions qualified in terms of time (for example, "I am ''always'' hungry", "I will ''eventually'' be hungry", or "I will be hungry ''until'' I ...
** Paraconsistent logic **
Substructural logic In logic, a substructural logic is a logic lacking one of the usual structural rules (e.g. of classical and intuitionistic logic), such as weakening, contraction, exchange or associativity. Two of the more significant substructural logics are r ...


Metaphysics

Metaphysics Metaphysics is the branch of philosophy that studies the fundamental nature of reality, the first principles of being, identity and change, space and time, causality, necessity, and possibility. It includes questions about the nature of conscio ...
– concerned with explaining the fundamental nature of being and the world that encompasses it. * Cosmology – the study of the nature and origins of the
universe The universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy. The Big Bang theory is the prevailing cosmological description of the development of the universe. ...
. *
Ontology In metaphysics, ontology is the philosophical study of being, as well as related concepts such as existence, becoming, and reality. Ontology addresses questions like how entities are grouped into categories and which of these entities exi ...
– philosophical study of the nature of being, becoming, existence, or reality, as well as the basic categories of being and their relations. ** Meta-ontology – study of the ontological foundations of ontology itself. *
Philosophy of space and time Philosophy of space and time is the branch of philosophy concerned with the issues surrounding the ontology and epistemology of space and time. While such ideas have been central to philosophy from its inception, the philosophy of space and time wa ...
– branch of philosophy concerned with the issues surrounding the ontology, epistemology, and character of space and time.


Philosophy of mind

Philosophy of mind Philosophy of mind is a branch of philosophy that studies the ontology and nature of the mind and its relationship with the body. The mind–body problem is a paradigmatic issue in philosophy of mind, although a number of other issues are add ...
– studies the nature of the mind, mental properties,
consciousness Consciousness, at its simplest, is sentience and awareness of internal and external existence. However, the lack of definitions has led to millennia of analyses, explanations and debates by philosophers, theologians, linguisticians, and scien ...
, and their relationship to the physical body, particularly the
brain A brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It is located in the head, usually close to the sensory organs for senses such as vision. It is the most complex organ in a ve ...
. *
Philosophy of action Action theory (or theory of action) is an area in philosophy concerned with theories about the processes causing willful human bodily movements of a more or less complex kind. This area of thought involves epistemology, ethics, metaphysics, j ...
– theories about the processes causing willful human bodily movements of a more or less complex kind. This area of thought has attracted the strong interest of philosophers ever since Aristotle's Nicomachean Ethics (Third Book). *
Philosophy of self The philosophy of self is the study of wisdom as self at a conceptual level. Many different ideas on what constitutes self have been proposed, including the self being an activity, the self being independent of the senses, the bundle theory of th ...
– The philosophy of self is the study of the many conditions of identity that make one subject of experience distinct from other experiences


Philosophy of science

Philosophy of science Philosophy of science is a branch of philosophy concerned with the foundations, methods, and implications of science. The central questions of this study concern what qualifies as science, the reliability of scientific theories, and the ult ...
– the branch of philosophy dealing with the epistemology, methodology and foundations of science * Philosophy of anthropology ** Philosophy of archaeology *
Philosophy of biology The philosophy of biology is a subfield of philosophy of science, which deals with epistemological, metaphysical, and ethical issues in the biological and biomedical sciences. Although philosophers of science and philosophers generally have long ...
*
Philosophy of chemistry The philosophy of chemistry considers the methodology and underlying assumptions of the science of chemistry. It is explored by philosophers, chemists, and philosopher-chemist teams. For much of its history, philosophy of science has been dominat ...
* Philosophy of computer science **
Philosophy of artificial intelligence The philosophy of artificial intelligence is a branch of the philosophy of technology that explores artificial intelligence and its implications for knowledge and understanding of intelligence, ethics, consciousness, epistemology, and free will. ...
* Philosophy of geography * Philosophy of medicine *
Philosophy of physics In philosophy, philosophy of physics deals with conceptual and interpretational issues in modern physics, many of which overlap with research done by certain kinds of theoretical physicists. Philosophy of physics can be broadly divided into thr ...
**
Interpretations of quantum mechanics An interpretation of quantum mechanics is an attempt to explain how the mathematical theory of quantum mechanics might correspond to experienced reality. Although quantum mechanics has held up to rigorous and extremely precise tests in an extraord ...
*
Philosophy of social science The philosophy of social science is the study of the logic, methods, and foundations of social sciences (psychology, cultural anthropology, sociology, etc...). Philosophers of social science are concerned with the differences and similarities be ...
**
Philosophy of economics Philosophy and economics studies topics such as public economics, behavioural economics, rationality, justice, history of economic thought, rational choice, the appraisal of economic outcomes, institutions and processes, the status of highly i ...
** Philosophy of psychology


Other

* Meta-philosophy * Philosophy of education * Philosophy of history *
Philosophy of language In analytic philosophy, philosophy of language investigates the nature of language and the relations between language, language users, and the world. Investigations may include inquiry into the nature of meaning, intentionality, reference, ...
*
Philosophy of law Philosophy of law is a branch of philosophy that examines the nature of law and law's relationship to other systems of norms, especially ethics and political philosophy. It asks questions like "What is law?", "What are the criteria for legal val ...
*
Philosophy of mathematics The philosophy of mathematics is the branch of philosophy that studies the assumptions, foundations, and implications of mathematics. It aims to understand the nature and methods of mathematics, and find out the place of mathematics in peop ...
*
Philosophy of religion Philosophy of religion is "the philosophical examination of the central themes and concepts involved in religious traditions". Philosophical discussions on such topics date from ancient times, and appear in the earliest known texts concerning ph ...
*
Political philosophy Political philosophy or political theory is the philosophical study of government, addressing questions about the nature, scope, and legitimacy of public agents and institutions and the relationships between them. Its topics include politics, ...
*
Environmental philosophy Environmental philosophy is a branch of philosophy that is concerned with the natural environment and humans' place within it. It asks crucial questions about human environmental relations such as "What do we mean when we talk about nature?" "What ...


Philosophic traditions by region

Regional variations of philosophy.


Africana philosophy

* Akan philosophy * Ethiopian philosophy *
Ubuntu philosophy Ubuntu () is a Nguni Bantu term meaning "humanity". It is sometimes translated as "I am because we are" (also "I am because you are"), or "humanity towards others" ( Zulu '). In Xhosa, the latter term is used, but is often meant in a more phi ...


Eastern philosophy

*
Chinese philosophy Chinese philosophy originates in the Spring and Autumn period () and Warring States period (), during a period known as the " Hundred Schools of Thought", which was characterized by significant intellectual and cultural develop ...
*
Indian philosophy Indian philosophy refers to philosophical traditions of the Indian subcontinent. A traditional Hindu classification divides āstika and nāstika schools of philosophy, depending on one of three alternate criteria: whether it believes the Veda ...
* Indonesian philosophy *
Japanese philosophy Japanese philosophy has historically been a fusion of both indigenous Shinto and continental religions, such as Buddhism, Taoism and Confucianism. Formerly heavily influenced by both Chinese philosophy and Indian philosophy, as with Mitogaku and ...
* Korean philosophy * Vietnamese philosophy


Middle Eastern Philosophy

*
Iranian philosophy Iranian philosophy ( Persian: فلسفه ایرانی) or Persian philosophy can be traced back as far as to Old Iranian philosophical traditions and thoughts which originated in ancient Indo-Iranian roots and were considerably influenced by Zar ...
*
Pakistani philosophy The Pakistani philosophy is the philosophical activity or the philosophical academic output both within Pakistan and abroad. It encompasses the history of philosophy in the state of Pakistan, and its relations with nature, science, logic, cultu ...
* Turkish philosophy


Indigenous American philosophy

*
Aztec philosophy Aztec philosophy was a school of philosophy that developed out of Aztec culture. The Aztecs had a well-developed school of philosophy, perhaps the most developed in the Americas and in many ways comparable to Ancient Greek philosophy, even amassi ...


Western philosophy

* American philosophy *
Australian philosophy Australian philosophy refers to the philosophical tradition of the people of Australia and of its citizens abroad. Academic philosophy has been mostly pursued in universities (and sometimes seminaries). It has been broadly in the tradition of Anglo ...
*
British philosophy British philosophy refers to the philosophical tradition of the British people. "The native characteristics of British philosophy are these: common sense, dislike of complication, a strong preference for the concrete over the abstract and a certa ...
*
Canadian philosophy The study and teaching of philosophy in Canada date from the time of New France. Generally, canadian philosophers have not developed unique forms of philosophical thought; rather, Canadian philosophers have reflected particular views of established ...
* Czech philosophy * Danish philosophy * Dutch philosophy * French philosophy *
Greek philosophy Ancient Greek philosophy arose in the 6th century BC, marking the end of the Greek Dark Ages. Greek philosophy continued throughout the Hellenistic period and the period in which Greece and most Greek-inhabited lands were part of the Roman Empi ...
*
German philosophy German philosophy, here taken to mean either (1) philosophy in the German language or (2) philosophy by Germans, has been extremely diverse, and central to both the analytic and continental traditions in philosophy for centuries, from Gottfried ...
* Italian philosophy * Maltese philosophy * Polish philosophy * Romanian philosophy * Russian philosophy * Scottish philosophy * Slovene philosophy *
Spanish philosophy Spanish philosophy is the philosophical tradition of the people of territories that make up the modern day nation of Spain and of its citizens abroad. Although Spanish philosophical thought had a profound influence on philosophical traditions thr ...
*
Yugoslav philosophy Yugoslav philosophy parallels the evolution of philosophy in Europe, like all European countries claim in general. Yet Yugoslav philosophy first drew upon its own Christian ethos and logos to sustain itself under centuries of Turkish, Venetian, Hu ...


History of philosophy

The history of philosophy in specific contexts of time and space.


Timeline of philosophy

* 11th century in philosophy * 12th century in philosophy * 13th century in philosophy * 14th century in philosophy * 15th century in philosophy * 16th century in philosophy * 17th century in philosophy * 18th century in philosophy * 19th-century philosophy *
20th-century philosophy Contemporary philosophy is the present period in the history of Western philosophy beginning at the early 20th century with the increasing professionalization of the discipline and the rise of analytic and continental philosophy. The phrase "c ...


Ancient and classical philosophy

Philosophies during
ancient history Ancient history is a time period from the beginning of writing and recorded human history to as far as late antiquity. The span of recorded history is roughly 5,000 years, beginning with the Sumerian cuneiform script. Ancient history cove ...
.


Ancient Greek and Roman philosophy

*
Pre-Socratic philosophy Pre-Socratic philosophy, also known as early Greek philosophy, is ancient Greek philosophy before Socrates. Pre-Socratic philosophers were mostly interested in cosmology, the beginning and the substance of the universe, but the inquiries of the ...
**
Milesian school The Ionian school of Pre-Socratic philosophy was centred in Miletus, Ionia in the 6th century BC. Miletus and its environment was a thriving mercantile melting pot of current ideas of the time. The Ionian School included such thinkers as Thales, ...
-
Thales Thales of Miletus ( ; grc-gre, Θαλῆς; ) was a Greek mathematician, astronomer, statesman, and pre-Socratic philosopher from Miletus in Ionia, Asia Minor. He was one of the Seven Sages of Greece. Many, most notably Aristotle, regarded ...
, Anaximander, Anaximenes **
Xenophanes Xenophanes of Colophon (; grc, Ξενοφάνης ὁ Κολοφώνιος ; c. 570 – c. 478 BC) was a Greek philosopher, theologian, poet, and critic of Homer from Ionia who travelled throughout the Greek-speaking world in early Classical ...
**
Pythagoreanism Pythagoreanism originated in the 6th century BC, based on and around the teachings and beliefs held by Pythagoras and his followers, the Pythagoreans. Pythagoras established the first Pythagorean community in the ancient Greek colony of Kroton, ...
**
Heraclitus Heraclitus of Ephesus (; grc-gre, Ἡράκλειτος , "Glory of Hera"; ) was an ancient Greek pre-Socratic philosopher from the city of Ephesus, which was then part of the Persian Empire. Little is known of Heraclitus's life. He wrot ...
**
Eleatics The Eleatics were a group of pre-Socratic philosophers in the 5th century BC centered around the ancient Italian Greek colony of Elea ( grc, Ἐλέα), located in present-day Campania in southern Italy. The primary philosophers who are assoc ...
- Parmenides,
Zeno Zeno ( grc, Ζήνων) may refer to: People * Zeno (name), including a list of people and characters with the name Philosophers * Zeno of Elea (), philosopher, follower of Parmenides, known for his paradoxes * Zeno of Citium (333 – 264 BC), ...
, and Melissus ** Pluralists -
Empedocles Empedocles (; grc-gre, Ἐμπεδοκλῆς; , 444–443 BC) was a Greek pre-Socratic philosopher and a native citizen of Akragas, a Greek city in Sicily. Empedocles' philosophy is best known for originating the cosmogonic theory of the ...
and Anaxagoras **
Atomists Atomism (from Greek , ''atomon'', i.e. "uncuttable, indivisible") is a natural philosophy proposing that the physical universe is composed of fundamental indivisible components known as atoms. References to the concept of atomism and its atoms a ...
-
Leucippus Leucippus (; el, Λεύκιππος, ''Leúkippos''; fl. 5th century BCE) is a pre-Socratic Greek philosopher who has been credited as the first philosopher to develop a theory of atomism. Leucippus' reputation, even in antiquity, was obscured ...
,
Democritus Democritus (; el, Δημόκριτος, ''Dēmókritos'', meaning "chosen of the people"; – ) was an Ancient Greek pre-Socratic philosopher from Abdera, primarily remembered today for his formulation of an atomic theory of the universe. No ...
** Sophists *
Classical Greek philosophy Ancient Greek philosophy arose in the 6th century BC, marking the end of the Greek Dark Ages. Greek philosophy continued throughout the Hellenistic period and the period in which Greece and most Greek-inhabited lands were part of the Roman Empir ...
** Socratic schools ***
Megarian school The Megarian school of philosophy, which flourished in the 4th century BC, was founded by Euclides of Megara, one of the pupils of Socrates. Its ethical teachings were derived from Socrates, recognizing a single good, which was apparently combin ...
***
Eretrian school The Eretrian school of philosophy was originally the School of Elis, where it had been founded by Phaedo of Elis; it was later transferred to Eretria by his pupil Menedemus. It can be referred to as the Elian-Eretrian School, on the assumption th ...
*** Cynicism ***
Cyrenaics The Cyrenaics or Kyrenaics ( grc, Κυρηναϊκοί, Kyrēnaïkoí), were a sensual hedonist Greek school of philosophy founded in the 4th century BCE, supposedly by Aristippus of Cyrene, although many of the principles of the school are be ...
**
Platonism Platonism is the philosophy of Plato and philosophical systems closely derived from it, though contemporary platonists do not necessarily accept all of the doctrines of Plato. Platonism had a profound effect on Western thought. Platonism at l ...
**
Peripatetic school The Peripatetic school was a school of philosophy in Ancient Greece. Its teachings derived from its founder, Aristotle (384–322 BC), and ''peripatetic'' is an adjective ascribed to his followers. The school dates from around 335 BC when Aristo ...
* Hellenistic philosophy **
Academic skepticism Academic skepticism refers to the skeptical period of ancient Platonism dating from around 266 BCE, when Arcesilaus became scholarch of the Platonic Academy, until around 90 BCE, when Antiochus of Ascalon rejected skepticism, although indi ...
*** Middle Academy *** New Academy ** Epicureanism ** Pyrrhonism ** Stoicism *
Ancient Roman philosophy Ancient Roman philosophy was heavily influenced by the ancient Greeks and the schools of Hellenistic philosophy; however, unique developments in philosophical schools of thought occurred during the Roman period as well. Interest in philosophy wa ...
**
Middle Platonism Middle Platonism is the modern name given to a stage in the development of Platonic philosophy, lasting from about 90 BC – when Antiochus of Ascalon rejected the scepticism of the new Academy – until the development of neoplatonis ...
** Neopythagoreanism **
Neoplatonism Neoplatonism is a strand of Platonic philosophy that emerged in the 3rd century AD against the background of Hellenistic philosophy and religion. The term does not encapsulate a set of ideas as much as a chain of thinkers. But there are some i ...


Classical Chinese philosophy

*
Hundred Schools of Thought The Hundred Schools of Thought () were philosophies and schools that flourished from the 6th century BC to 221 BC during the Spring and Autumn period and the Warring States period of ancient China. An era of substantial discrimination in China ...
**
Confucianism Confucianism, also known as Ruism or Ru classicism, is a system of thought and behavior originating in ancient China. Variously described as tradition, a philosophy, a religion, a humanistic or rationalistic religion, a way of governing, or a ...
** Legalism **
Taoism Taoism (, ) or Daoism () refers to either a school of philosophical thought (道家; ''daojia'') or to a religion (道教; ''daojiao''), both of which share ideas and concepts of Chinese origin and emphasize living in harmony with the '' Ta ...
** Mohism **
School of Naturalists The School of Naturalists or the School of Yin-Yang () was a Warring States-era philosophy that synthesized the concepts of yin-yang and the Five Elements. Overview Zou Yan is considered the founder of this school. His theory attempted to explai ...
**
School of Names The School of Names (), sometimes called the School of Forms and Names (), was a school of Chinese philosophy that grew out of Mohism during the Warring States period in 479–221 BCE. The followers of the School of Names were sometimes called the ...
** School of Diplomacy **
Agriculturalism Agriculturalism, also known as the School of Agrarianism, the School of Agronomists, the School of Tillers, and in Chinese as the ''Nongjia'' (), was an early agrarian Chinese philosophy that advocated peasant utopian communalism and egalitariani ...
** Syncretism **
Yangism Yangism () was a philosophical school founded by Yang Zhu, extant during the Warring States period (475 BCE – 221 BCE), that believed that human actions are and should be based on self-interest. The school has been described by sinologists as an ...


Classical Indian philosophy

* Orthodox schools ** Samkhya **
Yoga Yoga (; sa, योग, lit=yoke' or 'union ) is a group of physical, mental, and spiritual practices or disciplines which originated in ancient India and aim to control (yoke) and still the mind, recognizing a detached witness-consci ...
** Nyaya **
Vaisheshika Vaisheshika or Vaiśeṣika ( sa, वैशेषिक) is one of the six schools of Indian philosophy (Vedic systems) from ancient India. In its early stages, the Vaiśeṣika was an independent philosophy with its own metaphysics, epistemolog ...
** Mīmāṃsā **
Vedanta ''Vedanta'' (; sa, वेदान्त, ), also ''Uttara Mīmāṃsā'', is one of the six (''āstika'') schools of Hindu philosophy. Literally meaning "end of the Vedas", Vedanta reflects ideas that emerged from, or were aligned with, t ...
* Heterodox schools ** Ajñana **
Jain philosophy Jain philosophy refers to the ancient Indian philosophical system found in Jainism. One of the main features of Jain philosophy is its dualistic metaphysics, which holds that there are two distinct categories of existence, the living, consciou ...
**
Buddhist philosophy Buddhist philosophy refers to the philosophical investigations and systems of inquiry that developed among various schools of Buddhism in India following the parinirvana of The Buddha and later spread throughout Asia. The Buddhist path combin ...
**
Ājīvika ''Ajivika'' (IAST: ) is one of the Āstika and nāstika, ''nāstika'' or "heterodox" schools of Indian philosophy.Natalia Isaeva (1993), Shankara and Indian Philosophy, State University of New York Press, , pages 20-23James Lochtefeld, "Ajivik ...
** Charvaka


Medieval and post-classical philosophy

Philosophies during
post-classical history In world history, post-classical history refers to the period from about 500 AD to 1500, roughly corresponding to the European Middle Ages. The period is characterized by the expansion of civilizations geographically and development of trade ...
.


Christian philosophy

* Neoplatonism Christian * Scholasticism *
Thomism Thomism is the philosophical and theological school that arose as a legacy of the work and thought of Thomas Aquinas (1225–1274), the Dominican philosopher, theologian, and Doctor of the Church. In philosophy, Aquinas' disputed questions ...


Islamic philosophy

* Avicennism * Averroism *
Illuminationism Illuminationism (Persian حكمت اشراق ''hekmat-e eshrāq'', Arabic: حكمة الإشراق ''ḥikmat al-ishrāq'', both meaning "Wisdom of the Rising Light"), also known as ''Ishrāqiyyun'' or simply ''Ishrāqi'' (Persian اشراق, Arab ...


Jewish philosophy

* Judeo-Islamic philosophies


Post-classical Chinese philosophy

*
Neo-Confucianism Neo-Confucianism (, often shortened to ''lǐxué'' 理學, literally "School of Principle") is a moral, ethical, and metaphysical Chinese philosophy influenced by Confucianism, and originated with Han Yu (768–824) and Li Ao (772–841) in t ...
*
Xuanxue Xuanxue (), sometimes called Neo-Daoism (Neo-Taoism), is a metaphysical post-classical Chinese philosophy from the Six Dynasties (222-589), bringing together Taoist and Confucian beliefs through revision and discussion. The movement found its scri ...
*
Zen Zen ( zh, t=禪, p=Chán; ja, text= 禅, translit=zen; ko, text=선, translit=Seon; vi, text=Thiền) is a school of Mahayana Buddhism that originated in China during the Tang dynasty, known as the Chan School (''Chánzong'' 禪宗), and ...


Modern and contemporary philosophy

Philosophies during the modern era.


Renaissance philosophy

*
Renaissance humanism Renaissance humanism was a revival in the study of classical antiquity, at first in Italy and then spreading across Western Europe in the 14th, 15th, and 16th centuries. During the period, the term ''humanist'' ( it, umanista) referred to teache ...
* Renaissance Jewish philosophy *
Machiavellianism Machiavellianism or Machiavellian may refer to: Politics *Machiavellianism (politics), the supposed political philosophy of Niccolò Machiavelli *Political realism Psychology *Machiavellianism (psychology), a personality trait centered on cold an ...
*
Neostoicism Neostoicism was a philosophical movement that arose in the late 16th century from the works of Justus Lipsius, and sought to combine the beliefs of Stoicism and Christianity. Lipsius was Flemish and a Renaissance humanist. The movement took on ...
*
Ramism Ramism was a collection of theories on rhetoric, logic, and pedagogy based on the teachings of Petrus Ramus, a French academic, philosopher, and Huguenot convert, who was murdered during the St. Bartholomew's Day massacre in August 1572. Accord ...
*
School of Salamanca The School of Salamanca ( es, Escuela de Salamanca) is the Renaissance of thought in diverse intellectual areas by Spanish theologians, rooted in the intellectual and pedagogical work of Francisco de Vitoria. From the beginning of the 16th cen ...


Early modern philosophy

* Empiricism *
Rationalism In philosophy, rationalism is the epistemological view that "regards reason as the chief source and test of knowledge" or "any view appealing to reason as a source of knowledge or justification".Lacey, A.R. (1996), ''A Dictionary of Philosophy ...
*
Idealism In philosophy, the term idealism identifies and describes metaphysical perspectives which assert that reality is indistinguishable and inseparable from perception and understanding; that reality is a mental construct closely connected t ...


Contemporary philosophy

* Analytic philosophy * Continental philosophy **
Existentialism Existentialism ( ) is a form of philosophical inquiry that explores the problem of human existence and centers on human thinking, feeling, and acting. Existentialist thinkers frequently explore issues related to the meaning, purpose, and valu ...
** Phenomenology *Contemporary Asian philosophy **
Buddhist modernism Buddhist modernism (also referred to as modern Buddhism, modernist Buddhism, and Neo-Buddhism are new movements based on modern era reinterpretations of Buddhism. David McMahan states that modernism in Buddhism is similar to those found in other ...
**
New Confucianism New Confucianism () is an intellectual movement of Confucianism that began in the early 20th century in Republican China, and further developed in post- Mao era contemporary China. It primarily developed during the May Fourth Movement. It is ...
**
Maoism Maoism, officially called Mao Zedong Thought by the Chinese Communist Party, is a variety of Marxism–Leninism that Mao Zedong developed to realise a socialist revolution in the agricultural, pre-industrial society of the Republic of Ch ...
**
Kyoto School The is the name given to the Japanese philosophical movement centered at Kyoto University that assimilated Western philosophy and religious ideas and used them to reformulate religious and moral insights unique to the East Asian cultural tradit ...
**
Neo-Vedanta Neo-Vedanta, also called Hindu modernism, neo-Hinduism, Global Hinduism and Hindu Universalism, are terms to characterize interpretations of Hinduism that developed in the 19th century. The term "Neo-Vedanta" was coined by German Indologist ...
*
Contemporary Islamic philosophy Contemporary Islamic philosophy revives some of the trends of medieval Islamic philosophy, notably the tension between Mutazilite and Asharite views of ethics in science and law, and the duty of Muslims and role of Islam in the sociology o ...
**
Transcendent theosophy Transcendent theosophy or al-hikmat al-muta’āliyah (حكمت متعاليه), the doctrine and philosophy developed by Persian philosopher Mulla Sadra (d.1635 CE), is one of two main disciplines of Islamic philosophy that are currently live an ...
*
Pragmatism Pragmatism is a philosophical tradition that considers words and thought as tools and instruments for prediction, problem solving, and action, and rejects the idea that the function of thought is to describe, represent, or mirror reality. ...
*
Traditionalist School The Traditionalist or Perennialist School is a group of 20th- and 21st-century thinkers who believe in the existence of a perennial wisdom or perennial philosophy, primordial and universal truths which form the source for, and are shared by, al ...


Philosophical schools of thought

Philosophical schools of thought not tied to particular historic contexts.


Aesthetical movements

*
Symbolism Symbolism or symbolist may refer to: Arts * Symbolism (arts), a 19th-century movement rejecting Realism ** Symbolist movement in Romania, symbolist literature and visual arts in Romania during the late 19th and early 20th centuries ** Russian sym ...
*
Romanticism Romanticism (also known as the Romantic movement or Romantic era) was an artistic, literary, musical, and intellectual movement that originated in Europe towards the end of the 18th century, and in most areas was at its peak in the approximate ...
*
Historicism Historicism is an approach to explaining the existence of phenomena, especially social and cultural practices (including ideas and beliefs), by studying their history, that is, by studying the process by which they came about. The term is widely ...
*
Classicism Classicism, in the arts, refers generally to a high regard for a classical period, classical antiquity in the Western tradition, as setting standards for taste which the classicists seek to emulate. In its purest form, classicism is an aesthet ...
*
Modernism Modernism is both a philosophy, philosophical and arts movement that arose from broad transformations in Western world, Western society during the late 19th and early 20th centuries. The movement reflected a desire for the creation of new fo ...
* Postmodernism * Psychoanalytic theory


Epistemological stances

*
Coherentism In philosophical epistemology, there are two types of coherentism: the coherence theory of truth; and the coherence theory of justification (also known as epistemic coherentism). Coherent truth is divided between an anthropological approach, wh ...
* Constructivist epistemology *
Contextualism Contextualism, also known as epistemic contextualism, is a family of views in philosophy which emphasize the ''context'' in which an action, utterance, or expression occurs. Proponents of contextualism argue that, in some important respect, the a ...
* Embodied cognition * Empiricism *
Fallibilism Originally, fallibilism (from Medieval Latin: ''fallibilis'', "liable to err") is the philosophical principle that propositions can be accepted even though they cannot be conclusively proven or justified,Haack, Susan (1979)"Fallibilism and Nece ...
* Foundationalism * Holism *
Infinitism Infinitism is the view that knowledge may be justified by an infinite chain of reasons. It belongs to epistemology, the branch of philosophy that considers the possibility, nature, and means of knowledge. Epistemological infinitism Since Getti ...
* Innatism *
Internalism and externalism Internalism and externalism are two opposite ways of integration of explaining various subjects in several areas of philosophy. These include human motivation, knowledge, justification, meaning, and truth. The distinction arises in many areas of d ...
* Logical positivism *
Naïve realism In philosophy of perception and philosophy of mind, naïve realism (also known as direct realism, perceptual realism, or common sense realism) is the idea that the senses provide us with direct awareness of objects as they really are. When refer ...
*
Naturalized epistemology Naturalized epistemology (a term coined by W. V. O. Quine) is a collection of philosophic views concerned with the theory of knowledge that emphasize the role of natural scientific methods. This shared emphasis on scientific methods of studying k ...
* Objectivist epistemology *
Phenomenalism In metaphysics, phenomenalism is the view that physical objects cannot justifiably be said to exist in themselves, but only as perceptual phenomena or sensory stimuli (e.g. redness, hardness, softness, sweetness, etc.) situated in time and in ...
* Positivism * Reductionism *
Reliabilism Reliabilism, a category of theories in the philosophical discipline of epistemology, has been advanced as a theory both of justification and of knowledge. Process reliabilism has been used as an argument against philosophical skepticism, such as th ...
* Representative realism *
Rationalism In philosophy, rationalism is the epistemological view that "regards reason as the chief source and test of knowledge" or "any view appealing to reason as a source of knowledge or justification".Lacey, A.R. (1996), ''A Dictionary of Philosophy ...
*
Situated cognition Situated cognition is a theory that posits that knowing is inseparable from doing by arguing that all knowledge is situated in activity bound to social, cultural and physical contexts. Under this assumption, which requires an epistemological shift ...
*
Skepticism Skepticism, also spelled scepticism, is a questioning attitude or doubt toward knowledge claims that are seen as mere belief or dogma. For example, if a person is skeptical about claims made by their government about an ongoing war then the p ...
*
Theory of Forms The theory of Forms or theory of Ideas is a philosophical theory, fuzzy concept, or world-view, attributed to Plato, that the physical world is not as real or true as timeless, absolute, unchangeable ideas. According to this theory, ideas in th ...
*
Transcendental idealism Transcendental idealism is a philosophical system founded by German philosopher Immanuel Kant in the 18th century. Kant's epistemological program is found throughout his '' Critique of Pure Reason'' (1781). By ''transcendental'' (a term that dese ...
*
Uniformitarianism Uniformitarianism, also known as the Doctrine of Uniformity or the Uniformitarian Principle, is the assumption that the same natural laws and processes that operate in our present-day scientific observations have always operated in the universe in ...


Ethical theories

*
Consequentialism In ethical philosophy, consequentialism is a class of normative, teleological ethical theories that holds that the consequences of one's conduct are the ultimate basis for judgment about the rightness or wrongness of that conduct. Thus, fro ...
*
Deontology In moral philosophy, deontological ethics or deontology (from Greek: + ) is the normative ethical theory that the morality of an action should be based on whether that action itself is right or wrong under a series of rules and principles, r ...
*
Virtue ethics Virtue ethics (also aretaic ethics, from Greek ἀρετή arete_(moral_virtue).html"_;"title="'arete_(moral_virtue)">aretḗ''_is_an_approach_to_ethics_that_treats_the_concept_of_virtue.html" ;"title="arete_(moral_virtue)">aretḗ''.html" ; ...
* Moral realism * Moral relativism *
Error theory Moral nihilism (also known as ethical nihilism) is the meta-ethical view that nothing is morally right or wrong. Moral nihilism is distinct from moral relativism, which allows for actions to be wrong relative to a particular culture or indivi ...
*
Non-cognitivism Non-cognitivism is the meta-ethical view that ethical sentences do not express propositions (i.e., statements) and thus cannot be true or false (they are not truth-apt). A noncognitivist denies the cognitivist claim that "moral judgments are ...
* Ethical egoism * Cultural relativism *
Evolutionary ethics Evolutionary ethics is a field of inquiry that explores how evolutionary theory might bear on our understanding of ethics or morality. The range of issues investigated by evolutionary ethics is quite broad. Supporters of evolutionary ethics have ...
*
Evolution of morality The concept of the evolution of morality refers to the emergence of human moral behavior over the course of human evolution. Morality can be defined as a system of ideas about right and wrong conduct. In everyday life, morality is typically associ ...


Logical systems

* Classical logic *
Intermediate logic In mathematical logic, a superintuitionistic logic is a propositional logic extending intuitionistic logic. Classical logic is the strongest consistent superintuitionistic logic; thus, consistent superintuitionistic logics are called intermediate l ...
*
Intuitionistic logic Intuitionistic logic, sometimes more generally called constructive logic, refers to systems of symbolic logic that differ from the systems used for classical logic by more closely mirroring the notion of constructive proof. In particular, systems ...
* Minimal logic *
Relevant logic Relevance logic, also called relevant logic, is a kind of non-classical logic requiring the antecedent and consequent of implications to be relevantly related. They may be viewed as a family of substructural or modal logics. It is generally, but ...
*
Affine logic Affine logic is a substructural logic whose proof theory rejects the structural rule of contraction. It can also be characterized as linear logic with weakening. The name "affine logic" is associated with linear logic, to which it differs by all ...
* Linear logic * Ordered logic *
Dialetheism Dialetheism (from Greek 'twice' and 'truth') is the view that there are statements that are both true and false. More precisely, it is the belief that there can be a true statement whose negation is also true. Such statements are called "true ...


Metaphysical stances

* Absurdism *
Anti-realism In analytic philosophy, anti-realism is a position which encompasses many varieties such as metaphysical, mathematical, semantic, scientific, moral and epistemic. The term was first articulated by British philosopher Michael Dummett in an argument ...
*
Cartesian dualism Cartesian means of or relating to the French philosopher René Descartes—from his Latinized name ''Cartesius''. It may refer to: Mathematics * Cartesian closed category, a closed category in category theory *Cartesian coordinate system, moder ...
*
Free will Free will is the capacity of agents to choose between different possible courses of action unimpeded. Free will is closely linked to the concepts of moral responsibility, praise, culpability, sin, and other judgements which apply only to ac ...
* Materialism * Meaning of life *
Idealism In philosophy, the term idealism identifies and describes metaphysical perspectives which assert that reality is indistinguishable and inseparable from perception and understanding; that reality is a mental construct closely connected t ...
*
Existentialism Existentialism ( ) is a form of philosophical inquiry that explores the problem of human existence and centers on human thinking, feeling, and acting. Existentialist thinkers frequently explore issues related to the meaning, purpose, and valu ...
* Essentialism * Libertarianism * Determinism *
Compatibilism Compatibilism is the belief that free will and determinism are mutually compatible and that it is possible to believe in both without being logically inconsistent. Compatibilists believe that freedom can be present or absent in situations for re ...
* Naturalism *
Monism Monism attributes oneness or singleness (Greek: μόνος) to a concept e.g., existence. Various kinds of monism can be distinguished: * Priority monism states that all existing things go back to a source that is distinct from them; e.g., i ...
*
Platonic idealism Platonic realism is the philosophical position that universals or abstract objects exist objectively and outside of human minds. It is named after the Greek philosopher Plato who applied realism to such universals, which he considered ideal for ...
* Hindu idealism *
Phenomenalism In metaphysics, phenomenalism is the view that physical objects cannot justifiably be said to exist in themselves, but only as perceptual phenomena or sensory stimuli (e.g. redness, hardness, softness, sweetness, etc.) situated in time and in ...
* Nihilism * Realism * Physicalism * MOQ *
Relativism Relativism is a family of philosophical views which deny claims to objectivity within a particular domain and assert that valuations in that domain are relative to the perspective of an observer or the context in which they are assessed. Ther ...
*
Scientific realism Scientific realism is the view that the universe described by science is real regardless of how it may be interpreted. Within philosophy of science, this view is often an answer to the question "how is the success of science to be explained?" Th ...
*
Solipsism Solipsism (; ) is the philosophical idea that only one's mind is sure to exist. As an epistemological position, solipsism holds that knowledge of anything outside one's own mind is unsure; the external world and other minds cannot be known a ...
*
Subjectivism Subjectivism is the doctrine that "our own mental activity is the only unquestionable fact of our experience", instead of shared or communal, and that there is no external or objective truth. The success of this position is historically attribute ...
* Substance theory *
Type theory In mathematics, logic, and computer science, a type theory is the formal presentation of a specific type system, and in general type theory is the academic study of type systems. Some type theories serve as alternatives to set theory as a fou ...
* Emergentism * Emanationism


Political philosophies

* Anarchism *
Authoritarianism Authoritarianism is a political system characterized by the rejection of political plurality, the use of strong central power to preserve the political ''status quo'', and reductions in the rule of law, separation of powers, and democratic voti ...
*
Conservatism Conservatism is a cultural, social, and political philosophy that seeks to promote and to preserve traditional institutions, practices, and values. The central tenets of conservatism may vary in relation to the culture and civilizati ...
*
Liberalism Liberalism is a political and moral philosophy based on the rights of the individual, liberty, consent of the governed, political equality and equality before the law."political rationalism, hostility to autocracy, cultural distaste for c ...
* Libertarianism *
Social democracy Social democracy is a political, social, and economic philosophy within socialism that supports political and economic democracy. As a policy regime, it is described by academics as advocating economic and social interventions to promote s ...
*
Socialism Socialism is a left-wing Economic ideology, economic philosophy and Political movement, movement encompassing a range of economic systems characterized by the dominance of social ownership of the means of production as opposed to Private prop ...
*
Communism Communism (from Latin la, communis, lit=common, universal, label=none) is a far-left sociopolitical, philosophical, and economic ideology and current within the socialist movement whose goal is the establishment of a communist society, a ...


Philosophy of language theories and stances

*
Causal theory of reference A causal theory of reference or historical chain theory of reference is a theory of how terms acquire specific referents based on evidence. Such theories have been used to describe many referring terms, particularly logical terms, proper names, and ...
* Contrast theory of meaning *
Contrastivism Contrastivism, or the contrast theory of meaning, is an epistemological theory proposed by Jonathan Schaffer that suggests that knowledge attributions have a ternary structure of the form 'S knows that p rather than q'. This is in contrast to the ...
*
Conventionalism Conventionalism is the philosophical attitude that fundamental principles of a certain kind are grounded on (explicit or implicit) agreements in society, rather than on external reality. Unspoken rules play a key role in the philosophy's structur ...
*
Cratylism Cratylism as a philosophical theory reflects the teachings of the Athenian Cratylus ( grc, Κρατύλος, also transliterated as Kratylos), fl. mid to late 5th century BCE. Cratylism holds that there is a natural relationship between words and w ...
* Deconstruction *
Descriptivist theory of names In the philosophy of language, the descriptivist theory of proper names (also descriptivist theory of reference) is the view that the meaning or semantic content of a proper name is identical to the descriptions associated with it by speakers, whil ...
*
Direct reference theory A direct reference theory (also called referentialism or referential realism)Andrea Bianchi (2012) ''Two ways of being a (direct) referentialist'', in Joseph Almog, Paolo Leonardi, ''Having in Mind: The Philosophy of Keith Donnellan''p. 79/ref> is a ...
* Dramatism *
Expressivism In meta-ethics, expressivism is a theory about the meaning of moral language. According to expressivism, sentences that employ moral terms – for example, "It is wrong to torture an innocent human being" – are not descriptive or fact-stating; ...
* Linguistic determinism *
Logical atomism Logical atomism is a philosophical view that originated in the early 20th century with the development of analytic philosophy. Its principal exponent was the British philosopher Bertrand Russell. It is also widely held that the early works of his ...
* Mediated reference theory *
Nominalism In metaphysics, nominalism is the view that universals and abstract objects do not actually exist other than being merely names or labels. There are at least two main versions of nominalism. One version denies the existence of universalsthings ...
*
Non-cognitivism Non-cognitivism is the meta-ethical view that ethical sentences do not express propositions (i.e., statements) and thus cannot be true or false (they are not truth-apt). A noncognitivist denies the cognitivist claim that "moral judgments are ...
*
Phallogocentrism In critical theory and deconstruction, phallogocentrism is a neologism coined by Jacques Derrida to refer to the privileging of the masculine ( phallus) in the construction of meaning. The term is a blend word of the older terms '' phallocentri ...
* Quietism *
Relevance theory Relevance theory is a framework for understanding the interpretation of utterances. It was first proposed by Dan Sperber and Deirdre Wilson, and is used within cognitive linguistics and pragmatics. The theory was originally inspired by the work of ...
*
Semantic externalism In the philosophy of language, semantic externalism (the opposite of semantic internalism) is the view that the meaning of a term is determined, in whole or in part, by factors external to the speaker. According to an externalist position, one can ...
* Semantic holism * Structuralism *
Supposition theory Supposition theory was a branch of medieval logic that was probably aimed at giving accounts of issues similar to modern accounts of reference, plurality, tense, and modality, within an Aristotelian context. Philosophers such as John Buridan, W ...
* Symbiosism *
Theological noncognitivism Theological noncognitivism is the non-theist position that religious language, particularly theological terminology such as "God", is not intelligible or meaningful, and thus sentences like "God exists" are cognitively meaningless. It may be c ...
*
Theory of descriptions The theory of descriptions is the philosopher Bertrand Russell's most significant contribution to the philosophy of language. It is also known as Russell's theory of descriptions (commonly abbreviated as RTD). In short, Russell argued that the ...
*
Verification theory Verificationism, also known as the verification principle or the verifiability criterion of meaning, is the philosophical doctrine which maintains that only statements that are empirically verifiable (i.e. verifiable through the senses) are cogniti ...


Philosophy of mind theories and stances

*
Behaviourism Behaviorism is a systematic approach to understanding the behavior of humans and animals. It assumes that behavior is either a reflex evoked by the pairing of certain antecedent stimuli in the environment, or a consequence of that individual ...
*
Biological naturalism Biological naturalism is a theory about, among other things, the relationship between consciousness and body (i.e. brain), and hence an approach to the mind–body problem. It was first proposed by the philosopher John Searle in 1980 and is def ...
*
Consciousness Consciousness, at its simplest, is sentience and awareness of internal and external existence. However, the lack of definitions has led to millennia of analyses, explanations and debates by philosophers, theologians, linguisticians, and scien ...
* Disjunctivism * Dualism *
Eliminative materialism Eliminative materialism (also called eliminativism) is a materialist position in the philosophy of mind. It is the idea that majority of the mental states in folk psychology do not exist. Some supporters of eliminativism argue that no coherent ...
* Emergent materialism *
Enactivism Enactivism is a position in cognitive science that argues that cognition arises through a dynamic interaction between an acting organism and its environment. It claims that the environment of an organism is brought about, or enacted, by the active ...
*
Epiphenomenalism Epiphenomenalism is a position on the mind–body problem which holds that physical and biochemical events within the human body ( sense organs, neural impulses, and muscle contractions, for example) are the sole cause of mental events (thought, ...
* Functionalism * Identity theory *
Idealism In philosophy, the term idealism identifies and describes metaphysical perspectives which assert that reality is indistinguishable and inseparable from perception and understanding; that reality is a mental construct closely connected t ...
*
Interactionism In micro-sociology, interactionism is a theoretical perspective that sees social behavior as an interactive product of the individual and the situation. In other words, it derives social processes (such as conflict, cooperation, identity forma ...
* Materialism *
Monism Monism attributes oneness or singleness (Greek: μόνος) to a concept e.g., existence. Various kinds of monism can be distinguished: * Priority monism states that all existing things go back to a source that is distinct from them; e.g., i ...
*
Neutral monism Neutral monism is an umbrella term for a class of metaphysical theories in the philosophy of mind. These theories reject the dichotomy of mind and matter, believing the fundamental nature of reality to be neither mental nor physical; in other words ...
*
Panpsychism In the philosophy of mind, panpsychism () is the view that the mind or a mindlike aspect is a fundamental and ubiquitous feature of reality. It is also described as a theory that "the mind is a fundamental feature of the world which exists thro ...
*
Phenomenalism In metaphysics, phenomenalism is the view that physical objects cannot justifiably be said to exist in themselves, but only as perceptual phenomena or sensory stimuli (e.g. redness, hardness, softness, sweetness, etc.) situated in time and in ...
* Phenomenology * Physicalism *
Property dualism Property dualism describes a category of positions in the philosophy of mind which hold that, although the world is composed of just one kind of substance— the physical kind—there exist two distinct kinds of properties: physical properties ...
*
Representational theory of mind A mental representation (or cognitive representation), in philosophy of mind, cognitive psychology, neuroscience, and cognitive science, is a hypothetical internal cognitive symbol that represents external reality, or else a mental process that ma ...
* Sense datum theory *
Solipsism Solipsism (; ) is the philosophical idea that only one's mind is sure to exist. As an epistemological position, solipsism holds that knowledge of anything outside one's own mind is unsure; the external world and other minds cannot be known a ...
*
Substance dualism Substance may refer to: * Matter, anything that has mass and takes up space Chemistry * Chemical substance, a material with a definite chemical composition * Drug substance ** Substance abuse, drug-related healthcare and social policy diagnosis o ...
* Qualia theory


Philosophy of religion stances

*
Theories of religion Sociological and anthropological theories about religion (or theories of religion) generally attempt to explain the origin and function of religion. These theories define what they present as universal characteristics of religious belief and p ...
*
Acosmism Acosmism, held in contrast or equivalent to pantheism, denies the reality of the universe, seeing it as ultimately illusory (the prefix "ἀ-" in Greek meaning negation; like "un-" in English), and only the infinite unmanifest Absolute as real. Con ...
*
Agnosticism Agnosticism is the view or belief that the existence of God, of the divine or the supernatural is unknown or unknowable. (page 56 in 1967 edition) Another definition provided is the view that "human reason is incapable of providing sufficient ...
*
Animism Animism (from Latin: ' meaning 'breath, Soul, spirit, life') is the belief that objects, places, and creatures all possess a distinct Spirituality, spiritual essence. Potentially, animism perceives all things—Animal, animals, Plant, plants, Ro ...
*
Antireligion Antireligion is opposition to religion. It involves opposition to organized religion, religious practices or religious institutions. The term ''antireligion'' has also been used to describe opposition to specific forms of supernatural worship o ...
*
Atheism Atheism, in the broadest sense, is an absence of belief in the existence of deities. Less broadly, atheism is a rejection of the belief that any deities exist. In an even narrower sense, atheism is specifically the position that there no d ...
* Dharmism *
Deism Deism ( or ; derived from the Latin ''deus'', meaning "god") is the Philosophy, philosophical position and Rationalism, rationalistic theology that generally rejects revelation as a source of divine knowledge, and asserts that Empirical evi ...
*
Divine command theory Divine command theory (also known as theological voluntarism) is a meta-ethical theory which proposes that an action's status as morally good is equivalent to whether it is commanded by God. The theory asserts that what is moral is determined ...
*
Dualistic cosmology Dualism in cosmology or dualistic cosmology is the moral or spiritual belief that two fundamental concepts exist, which often oppose each other. It is an umbrella term that covers a diversity of views from various religions, including both traditi ...
*
Esotericism Western esotericism, also known as esotericism, esoterism, and sometimes the Western mystery tradition, is a term scholars use to categorise a wide range of loosely related ideas and movements that developed within Western society. These ideas a ...
*
Exclusivism Exclusivism is the practice of being exclusive; mentality characterized by the disregard for opinions and ideas which are different from one's own, or the practice of organizing entities into groups by excluding those entities which possess certa ...
*
Existentialism Existentialism ( ) is a form of philosophical inquiry that explores the problem of human existence and centers on human thinking, feeling, and acting. Existentialist thinkers frequently explore issues related to the meaning, purpose, and valu ...
**
Christian Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words ''Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρι ...
**
Agnostic Agnosticism is the view or belief that the existence of God, of the divine or the supernatural is unknown or unknowable. (page 56 in 1967 edition) Another definition provided is the view that "human reason is incapable of providing sufficient ...
**
Atheist Atheism, in the broadest sense, is an absence of belief in the existence of deities. Less broadly, atheism is a rejection of the belief that any deities exist. In an even narrower sense, atheism is specifically the position that there no ...
*
Feminist theology Feminist theology is a movement found in several religions, including Buddhism, Hinduism, Sikhism, Neopaganism, Baháʼí Faith, Judaism, Islam and New Thought, to reconsider the traditions, practices, scriptures, and theologies of those religi ...
*
Fideism Fideism () is an epistemological theory which maintains that faith is independent of reason, or that reason and faith are hostile to each other and faith is superior at arriving at particular truths (see natural theology). The word ''fideism'' c ...
*
Fundamentalism Fundamentalism is a tendency among certain groups and individuals that is characterized by the application of a strict literal interpretation to scriptures, dogmas, or ideologies, along with a strong belief in the importance of distinguishing ...
*
Gnosticism Gnosticism (from grc, γνωστικός, gnōstikós, , 'having knowledge') is a collection of religious ideas and systems which coalesced in the late 1st century AD among Jewish Jews ( he, יְהוּדִים, , ) or Jewish people ...
*
Henotheism Henotheism is the worship of a single, supreme god that does not deny the existence or possible existence of other deities. Friedrich Schelling (1775–1854) coined the word, and Friedrich Welcker (1784–1868) used it to depict primiti ...
*
Humanism Humanism is a philosophical stance that emphasizes the individual and social potential and agency of human beings. It considers human beings the starting point for serious moral and philosophical inquiry. The meaning of the term "humani ...
**
Religious Religion is usually defined as a social system, social-cultural system of designated religious behaviour, behaviors and practices, morality, morals, beliefs, worldviews, religious text, texts, sacred site, sanctified places, prophecy, prophecie ...
**
Secular Secularity, also the secular or secularness (from Latin ''saeculum'', "worldly" or "of a generation"), is the state of being unrelated or neutral in regards to religion. Anything that does not have an explicit reference to religion, either negativ ...
**
Christian Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words ''Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρι ...
*
Inclusivism Inclusivism is one of several approaches in religious studies, anthropology, or civics to understand the relationship between different religions, societies, cultures, political factions etc. It asserts that there is beauty in the variety of di ...
*
Monism Monism attributes oneness or singleness (Greek: μόνος) to a concept e.g., existence. Various kinds of monism can be distinguished: * Priority monism states that all existing things go back to a source that is distinct from them; e.g., i ...
*
Monotheism Monotheism is the belief that there is only one deity, an all-supreme being that is universally referred to as God. Cross, F.L.; Livingstone, E.A., eds. (1974). "Monotheism". The Oxford Dictionary of the Christian Church (2 ed.). Oxford: Oxford ...
*
Mysticism Mysticism is popularly known as becoming one with God or the Absolute, but may refer to any kind of ecstasy or altered state of consciousness which is given a religious or spiritual meaning. It may also refer to the attainment of insight in u ...
* Naturalism **
Metaphysical Metaphysics is the branch of philosophy that studies the fundamental nature of reality, the first principles of being, identity and change, space and time, causality, necessity, and possibility. It includes questions about the nature of conscio ...
**
Religious Religion is usually defined as a social system, social-cultural system of designated religious behaviour, behaviors and practices, morality, morals, beliefs, worldviews, religious text, texts, sacred site, sanctified places, prophecy, prophecie ...
**
Humanistic Humanism is a philosophical stance that emphasizes the individual and social potential and agency of human beings. It considers human beings the starting point for serious moral and philosophical inquiry. The meaning of the term "humani ...
*
New Age New Age is a range of spiritual or religious practices and beliefs which rapidly grew in Western society during the early 1970s. Its highly eclectic and unsystematic structure makes a precise definition difficult. Although many scholars conside ...
*
Nondualism Nondualism, also called nonduality and nondual awareness, is a fuzzy concept originating in Indian philosophy and religion for which many definitions can be found, including: nondual awareness, the nonduality of seer and seen or nondiffer ...
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Nontheism Nontheism or non-theism is a range of both religious and nonreligious attitudes characterized by the absence of espoused belief in the existence of god or gods. Nontheism has generally been used to describe apathy or silence towards the subject o ...
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Pandeism Pandeism (or pan-deism), is a theological doctrine that combines aspects of pantheism with aspects of deism. Unlike classical deism, which holds that God does not interfere with the universe after its creation, pandeism holds that a creator de ...
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Pantheism Pantheism is the belief that reality, the universe and the cosmos are identical with divinity and a supreme supernatural being or entity, pointing to the universe as being an immanent creator deity still expanding and creating, which has ex ...
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Perennialism The perennial philosophy ( la, philosophia perennis), also referred to as perennialism and perennial wisdom, is a perspective in philosophy and spirituality that views all of the world's religious traditions as sharing a single, metaphysical trut ...
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Polytheism Polytheism is the belief in multiple deities, which are usually assembled into a pantheon of gods and goddesses, along with their own religious sects and rituals. Polytheism is a type of theism. Within theism, it contrasts with monotheism, the ...
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Process theology Process theology is a type of theology developed from Alfred North Whitehead's (1861–1947) process philosophy, most notably by Charles Hartshorne (1897–2000), John B. Cobb (b. 1925) and Eugene H. Peters (1929-1983). Process theology and pr ...
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Spiritualism Spiritualism is the metaphysical school of thought opposing physicalism and also is the category of all spiritual beliefs/views (in monism and dualism) from ancient to modern. In the long nineteenth century, Spiritualism (when not lowercase) ...
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Shamanism Shamanism is a religious practice that involves a practitioner (shaman) interacting with what they believe to be a Spirit world (Spiritualism), spirit world through Altered state of consciousness, altered states of consciousness, such as tranc ...
* Taoic *
Theism Theism is broadly defined as the belief in the existence of a supreme being or deities. In common parlance, or when contrasted with ''deism'', the term often describes the classical conception of God that is found in monotheism (also referred to ...
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Transcendentalism Transcendentalism is a philosophical movement that developed in the late 1820s and 1830s in New England. "Transcendentalism is an American literary, political, and philosophical movement of the early nineteenth century, centered around Ralph Wald ...


Philosophy of science theories and stances

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Confirmation holism In philosophy of science, confirmation holism, also called epistemological holism, is the view that no individual statement can be confirmed or disconfirmed by an empirical test, but rather that only a set of statements (a whole theory) can be so. ...
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Coherentism In philosophical epistemology, there are two types of coherentism: the coherence theory of truth; and the coherence theory of justification (also known as epistemic coherentism). Coherent truth is divided between an anthropological approach, wh ...
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Contextualism Contextualism, also known as epistemic contextualism, is a family of views in philosophy which emphasize the ''context'' in which an action, utterance, or expression occurs. Proponents of contextualism argue that, in some important respect, the a ...
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Conventionalism Conventionalism is the philosophical attitude that fundamental principles of a certain kind are grounded on (explicit or implicit) agreements in society, rather than on external reality. Unspoken rules play a key role in the philosophy's structur ...
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Deductive-nomological model The deductive-nomological model (DN model) of scientific explanation, also known as Hempel's model, the Hempel–Oppenheim model, the Popper–Hempel model, or the covering law model, is a formal view of scientifically answering questions asking, ...
* Determinism * Empiricism *
Fallibilism Originally, fallibilism (from Medieval Latin: ''fallibilis'', "liable to err") is the philosophical principle that propositions can be accepted even though they cannot be conclusively proven or justified,Haack, Susan (1979)"Fallibilism and Nece ...
* Foundationalism *
Hypothetico-deductive model The hypothetico-deductive model or method is a proposed description of the scientific method. According to it, scientific inquiry proceeds by formulating a hypothesis in a form that can be falsifiable, using a test on observable data where the ou ...
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Infinitism Infinitism is the view that knowledge may be justified by an infinite chain of reasons. It belongs to epistemology, the branch of philosophy that considers the possibility, nature, and means of knowledge. Epistemological infinitism Since Getti ...
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Instrumentalism In philosophy of science and in epistemology, instrumentalism is a methodological view that ideas are useful instruments, and that the worth of an idea is based on how effective it is in explaining and predicting phenomena. According to instrumenta ...
* Positivism *
Pragmatism Pragmatism is a philosophical tradition that considers words and thought as tools and instruments for prediction, problem solving, and action, and rejects the idea that the function of thought is to describe, represent, or mirror reality. ...
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Rationalism In philosophy, rationalism is the epistemological view that "regards reason as the chief source and test of knowledge" or "any view appealing to reason as a source of knowledge or justification".Lacey, A.R. (1996), ''A Dictionary of Philosophy ...
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Received view of theories The received view of theories is a position in the philosophy of science that identifies a scientific theory with a set of propositions which are considered to be linguistic objects, such as axioms. Frederick Suppe describes the position of the r ...
* Reductionism *
Semantic view of theories The semantic view of theories is a position in the philosophy of science that holds that a scientific theory can be identified with a collection of models. The semantic view of theories was originally proposed by Patrick Suppes in “A Comparison ...
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Scientific realism Scientific realism is the view that the universe described by science is real regardless of how it may be interpreted. Within philosophy of science, this view is often an answer to the question "how is the success of science to be explained?" Th ...
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Scientism Scientism is the opinion that science and the scientific method are the best or only way to render truth about the world and reality. While the term was defined originally to mean "methods and attitudes typical of or attributed to natural scientis ...
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Scientific anti-realism In analytic philosophy, anti-realism is a position which encompasses many varieties such as metaphysical, mathematical, semantic, scientific, moral and epistemic. The term was first articulated by British philosopher Michael Dummett in an argume ...
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Skepticism Skepticism, also spelled scepticism, is a questioning attitude or doubt toward knowledge claims that are seen as mere belief or dogma. For example, if a person is skeptical about claims made by their government about an ongoing war then the pe ...
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Uniformitarianism Uniformitarianism, also known as the Doctrine of Uniformity or the Uniformitarian Principle, is the assumption that the same natural laws and processes that operate in our present-day scientific observations have always operated in the universe in ...
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Vitalism Vitalism is a belief that starts from the premise that "living organisms are fundamentally different from non-living entities because they contain some non-physical element or are governed by different principles than are inanimate things." Wher ...


Philosophical literature

* ''
Blackwell Companion to Philosophy ''The Blackwell Companion to Philosophy'' is a reference work in philosophy, edited by Nicholas Bunnin and E. P. Tsui-James, and published by Blackwell Publishers Wiley-Blackwell is an international scientific, technical, medical, and schola ...
'' * ''
A History of Western Philosophy ''A History of Western Philosophy'' is a 1946 book by the philosopher Bertrand Russell. A survey of Western philosophy from the pre-Socratic philosophers to the early 20th century, it was criticised for Russell's over-generalization and omissio ...
'' by
Bertrand Russell Bertrand Arthur William Russell, 3rd Earl Russell, (18 May 1872 – 2 February 1970) was a British mathematician, philosopher, logician, and public intellectual. He had a considerable influence on mathematics, logic, set theory, linguistics, ...
* '' A History of Philosophy'' by
Frederick Copleston Frederick Charles Copleston (10 April 1907 – 3 February 1994) was an English Roman Catholic Jesuit priest, philosopher, and historian of philosophy, best known for his influential multi-volume '' A History of Philosophy'' (1946–75). ...


Reference works

* ''
Encyclopedia of Philosophy '' The Encyclopedia of Philosophy'' is one of the major English encyclopedias of philosophy. The first edition of the encyclopedia was edited by philosopher Paul Edwards (1923–2004), and it was published in two separate printings by Macmil ...
'' – one of the major English encyclopedias of philosophy. The second edition, edited by Donald M. Borchert, was published in ten volumes in 2006 by Thomson Gale. Volumes 1–9 contain alphabetically ordered articles. * ''
Internet Encyclopedia of Philosophy The ''Internet Encyclopedia of Philosophy'' (''IEP'') is a scholarly online encyclopedia, dealing with philosophy, philosophical topics, and philosophers. The IEP combines open access publication with peer reviewed publication of original pape ...
'' – free online encyclopedia on philosophical topics and philosophers founded by James Fieser in 1995. The current general editors are James Fieser (Professor of Philosophy at the University of Tennessee at Martin) and Bradley Dowden (Professor of Philosophy at California State University, Sacramento). The staff also includes numerous area editors as well as volunteers. * ''
Routledge Encyclopedia of Philosophy The ''Routledge Encyclopedia of Philosophy'' is an encyclopedia of philosophy edited by Edward Craig that was first published by Routledge in 1998 (). Originally published in both 10 volumes of print and as a CD-ROM, in 2002 it was made availabl ...
'' – encyclopedia of philosophy edited by Edward Craig that was first published by Routledge in 1998 (). Originally published in both 10 volumes of print and as a CD-ROM, in 2002 it was made available online on a subscription basis. The online version is regularly updated with new articles and revisions to existing articles. It has 1,300 contributors providing over 2,000 scholarly articles. * ''
Stanford Encyclopedia of Philosophy The ''Stanford Encyclopedia of Philosophy'' (''SEP'') combines an online encyclopedia of philosophy with peer-reviewed publication of original papers in philosophy, freely accessible to Internet users. It is maintained by Stanford University. Eac ...
'' – combines an online encyclopedia of philosophy with peer reviewed publication of original papers in philosophy, freely-accessible to internet users. Each entry is written and maintained by an expert in the field, including professors from many academic institutions worldwide.


Philosophers

Lists of philosophers This is a list of lists of philosophers, organized by subarea, nationality, religion, and time period. Lists of philosophers by subfield * List of aestheticians * List of critical theorists * List of environmental philosophers * List of epis ...
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Timeline of Western philosophers This is a list of philosophers from the Western tradition of philosophy. Western philosophers Greek philosophers 600–500 BCE * Thales of Miletus (c. 624 – 546 BCE). Of the Milesian school. Believed that all was made of water. * Pherecydes ...
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Timeline of Eastern philosophers This is a wide-ranging alphabetical list of philosophers from the Eastern traditions of philosophy, with special interest in Indo-Chinese philosophy. The list stops at the year 1950, after which philosophers fall into the category of contemporar ...


See also

* Outline of philosophy of artificial intelligence *
List of important publications in philosophy This is a list of important publications in philosophy, organized by field. The publications on this list are regarded as important because they have served or are serving as one or more of the following roles: * ''Foundation'' – A public ...
*
List of philosophy awards This list of philosophy awards is an index to articles about notable awards related to philosophy. The list shows the country of the organization giving the award. Many of the awards are not limited to people from this country. References { ...
*
Index of philosophy The alphabetical index of philosophy is so large it had to be broken up into several pages. To look up a topic in philosophy, click on the first letter of its name. To find topics by core area, field, major philosophical tradition, or time peri ...
*
Index of philosophy of science articles An index list of articles about the philosophy of science. Index list * A-series and B-series * A New Model of the Universe * Abductive reasoning * Abner Shimony * Abstinence * Adolf Grünbaum * Alan Turing * Albert Einstein * Alexandre Koyr ...
*
Unsolved problems in philosophy This is a list of some of the major problems in philosophy. Metaphilosophy Philosophical progress A prominent question in metaphilosophy is that of whether or not philosophical progress occurs and more so, whether such progress in philosop ...


References


External links


''Taxonomy of Philosophy''
– topic outline developed by
David Chalmers David John Chalmers (; born 20 April 1966) is an Australian philosopher and cognitive scientist specializing in the areas of philosophy of mind and philosophy of language. He is a professor of philosophy and neural science at New York Universi ...
as the category structure for the table of contents of the ''
PhilPapers PhilPapers is an interactive academic database of journal articles in philosophy. It is maintained by the Centre for Digital Philosophy at the University of Western Ontario, and as of 2022, it has "394,867 registered users, including the majorit ...
'' academic directory.
PhilPapers
– comprehensive directory of online philosophical articles and books.




The Internet Encyclopedia of Philosophy

The Ism Book


* ttps://web.archive.org/web/20070203102753/http://www.db.dk/jni/lifeboat/Concepts/Position.htm Philosophical positions(philosophy, movement, school, theory, etc.) *
The Problems of Philosophy ''The Problems of Philosophy'' is a 1912 book by the philosopher Bertrand Russell, in which the author attempts to create a brief and accessible guide to the problems of philosophy. He introduces philosophy as a repeating series of (failed) att ...
, by
Bertrand Russell Bertrand Arthur William Russell, 3rd Earl Russell, (18 May 1872 – 2 February 1970) was a British mathematician, philosopher, logician, and public intellectual. He had a considerable influence on mathematics, logic, set theory, linguistics, ...
(links provided to full text)
Stanford Encyclopedia of Philosophy
{{DEFAULTSORT:Philosophy
Philosophy Philosophy (from , ) is the systematized study of general and fundamental questions, such as those about existence, reason, knowledge, values, mind, and language. Such questions are often posed as problems to be studied or resolved. Some ...
Philosophy Philosophy (from , ) is the systematized study of general and fundamental questions, such as those about existence, reason, knowledge, values, mind, and language. Such questions are often posed as problems to be studied or resolved. Some ...