The term rational animal (
Latin
Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...
: ''animal rationale'' or ''animal rationabile'') refers to a classical definition of humanity or
human nature
Human nature comprises the fundamental dispositions and characteristics—including ways of Thought, thinking, feeling, and agency (philosophy), acting—that humans are said to have nature (philosophy), naturally. The term is often used to denote ...
, associated with
Aristotelianism
Aristotelianism ( ) is a philosophical tradition inspired by the work of Aristotle, usually characterized by Prior Analytics, deductive logic and an Posterior Analytics, analytic inductive method in the study of natural philosophy and metaphysics ...
.
History
While the Latin term itself originates in
scholasticism
Scholasticism was a medieval European philosophical movement or methodology that was the predominant education in Europe from about 1100 to 1700. It is known for employing logically precise analyses and reconciling classical philosophy and Ca ...
, it reflects the Aristotelian view of man as a creature distinguished by a rational principle. In the ''
Nicomachean Ethics
The ''Nicomachean Ethics'' (; , ) is Aristotle's best-known work on ethics: the science of the good for human life, that which is the goal or end at which all our actions aim. () It consists of ten sections, referred to as books, and is closely ...
'' I.13, Aristotle states that the human being has a rational principle (
Greek: λόγον ἔχον), on top of the nutritive life shared with plants, and the instinctual life shared with other animals, i. e., the ability to carry out rationally formulated
projects
A project is a type of assignment, typically involving research or design, that is carefully planned to achieve a specific objective.
An alternative view sees a project managerially as a sequence of events: a "set of interrelated tasks to be ...
. That capacity for deliberative imagination was equally singled out as man's defining feature in ''
De anima'' III.11. While seen by Aristotle as a universal human feature, the definition applied to wise and foolish alike, and did not in any way imply necessarily the ''making'' of rational choices, as opposed to the ''ability'' to make them.
The
Neoplatonic philosopher
Porphyry defined man as a "mortal rational animal", and also considered animals to have a (lesser) rationality of their own.
The definition of man as a rational animal was common in
scholastical philosophy.
Catholic Encyclopedia
''The'' ''Catholic Encyclopedia: An International Work of Reference on the Constitution, Doctrine, Discipline, and History of the Catholic Church'', also referred to as the ''Old Catholic Encyclopedia'' and the ''Original Catholic Encyclopedi ...
states that this definition means that "in the system of classification and definition shown in the
Arbor Porphyriana, man is a
substance,
corporeal
Corporeal may refer to:
*Matter (corporeal, or actual, physical substance or matter), generally considered to be a substance (often a particle) that has rest mass and (usually) also volume
*Human body, Body, of or relating to the body
*Corporeal ( ...
,
living
Living or The Living may refer to:
Common meanings
*Life, a condition that distinguishes organisms from inorganic objects and dead organisms
** Living species, one that is not extinct
*Personal life, the course of an individual human's life
* ...
,
sentient, and
rational
Rationality is the quality of being guided by or based on reason. In this regard, a person acts rationally if they have a good reason for what they do, or a belief is rational if it is based on strong evidence. This quality can apply to an ...
".
In Meditation II of ''
Meditations on First Philosophy'',
Descartes considers and rejects the scholastic concept of the "rational animal":
Shall I say 'a rational animal'? No; for then I should have to inquire what an animal is, what rationality is, and in this one question would lead me down the slope to other harder ones.
Modern use
Freud was as aware as any of the irrational forces at work in humankind, but he nevertheless resisted what he called too much "stress on the weakness of the ego in relation to the id and of our rational elements in the faced of the daemonic forces within us".
Neo-Kantian philosopher
Ernst Cassirer, in his work ''An Essay on Man'' (1944), altered Aristotle's definition to label man as a ''
symbolic animal''. This definition has been influential in the field of
philosophical anthropology, where it has been reprised by
Gilbert Durand, and has been echoed in the
naturalist
Natural history is a domain of inquiry involving organisms, including animals, fungi, and plants, in their natural environment, leaning more towards observational than experimental methods of study. A person who studies natural history is cal ...
description of man as the compulsive communicator.
Sociologists in the tradition of
Max Weber
Maximilian Carl Emil Weber (; ; 21 April 186414 June 1920) was a German Sociology, sociologist, historian, jurist, and political economy, political economist who was one of the central figures in the development of sociology and the social sc ...
distinguish rational behavior (means-end oriented) from irrational, emotional or confused behavior, as well as from traditional-oriented behavior, but recognise the wide role of all the latter types in human life.
Ethnomethodology sees rational human behavior as representing perhaps one-tenth of the human condition, dependent on the nine-tenths of background assumptions which provide the frame for means-end decision making.
In his ''An Outline of Intellectual Rubbish'',
Bertrand Russell
Bertrand Arthur William Russell, 3rd Earl Russell, (18 May 1872 – 2 February 1970) was a British philosopher, logician, mathematician, and public intellectual. He had influence on mathematics, logic, set theory, and various areas of analytic ...
argues against the idea that man is rational, saying "Man is a rational animal — so at least I have been told. Throughout a long life I have looked diligently for evidence in favour of this statement, but so far I have not had the good fortune to come across it."
See also
References
External links
Are we rational animals?
{{Aristotelianism
Philosophy of Aristotle
Cognition
Scholasticism