Citazioni di Charles Sanders Peirce

61 citazioni

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Effort supposes resistance.

Every new concept first comes to the mind in a judgment.

The universe ought to be presumed too vast to have any character.

It is... easy to be certain. One has only to be sufficiently vague.

We do not really think, we are barely conscious, until something goes wrong.

L'identità di un uomo consiste nella coerenza di ciò che fa e di ciò che pensa.

By an object, I mean anything that we can think, i.e. anything we can talk about.

Mathematics is purely hypothetical: it produces nothing but conditional propositions.

The definition of definition is at bottom just what the maxim of pragmatism expresses.

There is a kink in my damned brain that prevents me from thinking as other people think.

The one primary and fundamental law of mental action consists in a tendency to generalisation.

La definizione di definizione è, in fondo, proprio quello che la massima di pragmatismo esprime.

Ogni uomo è pienamente convinto dell'esistenza della Verità, altrimenti non farebbe alcuna domanda.

Every man is fully satisfied that there is such a thing as truth, or he would not ask any question.

Another characteristic of mathematical thought is that it can have no success where it cannot generalize.

Mathematics is distinguished from all other sciences except only ethics, in standing in no need of ethics.

Unless man have a natural bent in accordance with nature's, he has no chance of understanding nature at all.

Bad reasoning as well as good reasoning is possible; and this fact is the foundation of the practical side of logic.

Poche persone si dedicano allo studio della logica, perché ognuno crede di essere abbastanza capace nell'arte di ragionare.

Few persons care to study logic, because everybody conceives himself to be proficient enough in the art of reasoning already.

61 citazioni

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