A truism is a claim that is so obvious or
self-evident
In epistemology (theory of knowledge), a self-evident proposition is a proposition that is known to be true by understanding its meaning without proof, and/or by ordinary human reason.
Some epistemologists deny that any proposition can be self- ...
as to be hardly worth mentioning, except as a reminder or as a
rhetoric
Rhetoric () is the art of persuasion, which along with grammar and logic (or dialectic), is one of the three ancient arts of discourse. Rhetoric aims to study the techniques writers or speakers utilize to inform, persuade, or motivate parti ...
al or
literary device
A narrative technique (known for literary fictional narratives as a literary technique, literary device, or fictional device) is any of several specific methods the creator of a narrative uses to convey what they want
—in other words, a stra ...
, and is the opposite of
falsism A falsism is a claim that is clearly and self-evidently wrong. A falsism is usually used merely as a reminder or as a rhetorical or literary device. An example is "pigs can fly". It is the opposite of a truism. A falsism is similar to, though not t ...
.
In
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 ...
, a sentence which asserts incomplete truth conditions for a proposition may be regarded as a truism. An example of such a sentence would be "Under appropriate conditions, the sun rises." Without contextual supporta statement of what those appropriate conditions arethe sentence is true but incontestable.
Lapalissade
A lapalissade is an obvious truth—i.e. a truism or tautology—which produces a comical effect. It is derived from the name Jacques de la Palice, and the word is used in several languages.Georges Lebouc, ''2500 noms propres devenus comm ...
s, such as "If he were not dead, he would still be alive", are considered to be truisms.
See also
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Aphorism
An aphorism (from Greek ἀφορισμός: ''aphorismos'', denoting 'delimitation', 'distinction', and 'definition') is a concise, terse, laconic, or memorable expression of a general truth or principle. Aphorisms are often handed down by tra ...
*
Axiom
An axiom, postulate, or assumption is a statement that is taken to be true, to serve as a premise or starting point for further reasoning and arguments. The word comes from the Ancient Greek word (), meaning 'that which is thought worthy or f ...
*
Cliché
A cliché ( or ) is an element of an artistic work, saying, or idea that has become overused to the point of losing its original meaning or effect, even to the point of being weird or irritating, especially when at some earlier time it was consi ...
*
Contradiction
In traditional logic, a contradiction occurs when a proposition conflicts either with itself or established fact. It is often used as a tool to detect disingenuous beliefs and bias. Illustrating a general tendency in applied logic, Aristotle's ...
*
Dictum
In general usage, a dictum ( in Latin; plural dicta) is an authoritative or dogmatic statement. In some contexts, such as legal writing and church cantata librettos, ''dictum'' can have a specific meaning.
Legal writing
In United States legal ter ...
*
Dogma
Dogma is a belief or set of beliefs that is accepted by the members of a group without being questioned or doubted. It may be in the form of an official system of principles or doctrines of a religion, such as Roman Catholicism, Judaism, Islam ...
*
Figure of speech
A figure of speech or rhetorical figure is a word or phrase that intentionally deviates from ordinary language use in order to produce a rhetorical effect. Figures of speech are traditionally classified into '' schemes,'' which vary the ordinary ...
*
Maxim
Maxim or Maksim may refer to:
Entertainment
* ''Maxim'' (magazine), an international men's magazine
** ''Maxim'' (Australia), the Australian edition
** ''Maxim'' (India), the Indian edition
*Maxim Radio, ''Maxim'' magazine's radio channel on Sir ...
*
Moral
A moral (from Latin ''morālis'') is a message that is conveyed or a lesson to be learned from a story or event. The moral may be left to the hearer, reader, or viewer to determine for themselves, or may be explicitly encapsulated in a maxim. A ...
*
Platitude
A platitude is a trite, meaningless, or prosaic statement, often used as a thought-terminating cliché, aimed at quelling social, emotional, or cognitive unease. The statement may be true, but its meaning has been lost due to its excessive use.
...
*
Synthetic proposition Synthetic things are composed of multiple parts, often with the implication that they are artificial. In particular, 'synthetic' may refer to:
Science
* Synthetic chemical or compound, produced by the process of chemical synthesis
* Synthetic o ...
*
Tautology
References
{{reflist
Rhetoric
Paremiology