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But the concepts mean different things, i.e., an analytic proposition is not always a self-evident proposition. [further explanation needed] Provided that one understands and believes a self-evident proposition, self-evident propositions are not in need of proof. Likewise, that their denial is self-contradictory does not need to be proven.
Prima facie is often confused with res ipsa loquitur ('the thing speaks for itself', or literally 'the thing itself speaks'), the common law doctrine that when the facts make it self-evident that negligence or other responsibility lies with a party, it is not necessary to provide extraneous details, since any reasonable person would immediately find the facts of the case.
A truism is a claim that is so obvious or self-evident as to be hardly worth mentioning, except as a reminder or as a rhetorical or literary device, and is the opposite of a falsism. [1] In philosophy, a sentence which asserts incomplete truth conditions for a proposition may be regarded as a truism. [2]
We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit ...
Many of those who teach the fundamentals of investing hold a few concepts sacred, like the concept of efficient markets, portfolio management theories, and, most sacred of all, the capital asset ...
Using these self-evident propositions as his axioms, or foundations, he went on to deduce his entire body of knowledge from them. The foundations are also called a priori truths. His most famous proposition is "Je pense, donc je suis" ( I think, therefore I am , or Cogito ergo sum ), which he indicated in his Discourse on the Method was "the ...
By 1912 Russell in his "Problems" pays close attention to "induction" (inductive reasoning) as well as "deduction" (inference), both of which represent just two examples of "self-evident logical principles" that include the "Laws of Thought." [4] Induction principle: Russell devotes a chapter to his "induction principle". He describes it as ...
More to the point, however, is the putting forward of the notion that just as descriptive statements being considered true are conditioned upon certain self-evident descriptive truths suiting the nature of reality (such as: it is impossible for the same thing to be and not be at the same time and in the same manner), a prescriptive truth can ...