Ludwig Wittgenstein Quotes

A: Socrates is a man. B: All men are mortal. C: All men are Socrates.

Logic is the art of making truth prevail.

You should carefully study the Art of Reasoning, as it is what most people are very deficient in, and I know few things more disagreeable than to argue, or even converse with a man who has no idea of inductive and deductive philosophy.

...logical validity is not a guarantee of truth.

I hope you become comfortable with the use of logic without being deceived into concluding that logic will inevitably lead you to the correct conclusion.

Logic is a wonderful invention. It is so wonderful, people often mistake it for reason. Reason, however, requires sense. Logic requires only consistency.

Logic is the art of convincing us some truth.

Logic is the art of going wrong with confidence.

All reasoning ends in an appeal to self-evidence.

Even if all parts of a problem seem to fit together like the pieces of a jigsaw puzzle, one has to remember that the probable need not necessarily be the truth and the truth not always probable.

The same principles which at first view lead to skepticism, pursued to a certain point, bring men back to common sense.

Logic: The art of thinking and reasoning in strict accordance with the limitations and incapacities of the human misunderstanding.

Logic teaches rules for presentation, not thinking.

Reasoning draws a conclusion, but does not make the conclusion certain, unless the mind discovers it by the path of experience.

The knowledge of the theory of logic has no tendency whatever to make men good reasoners.

Logic is the technique by which we add conviction to truth.

Logic is like the sword - those who appeal to it, shall perish by it.

Logic is not a body of doctrine, but a mirror-image of the world. Logic is transcendental.

Logic is the art of going wrong with confidence.

Logic can become enormously difficult, and it would undoubtedly be well to produce more assurance in its use.

Validity is the touchstone of inference, and truth of judgment: the fact that vichyssoise is cold ratifies the judgment that vichyssoise is, indeed, cold, and the judgment that vichyssoise is cold expresses the fact that vichyssoise is cold.

SYLLOGISM, n. A logical formula consisting of a major and a minor assumption and an inconsequent.

Even things that are true can be proved.

If it doesn't make sense, it's usually not true.

Logic ignores the almost, just as the sun ignores the candle.