Quotes About Logic

There are also two kinds of truths: truth of reasoning and truths of fact.

Man has such a predilection for systems and abstract deductions that he is ready to distort the truth intentionally he is ready to deny the evidence of his senses only to justify his logic.

The Lords of Chaos are the enemies of Logic, the jugglers of Truth, the molders of Beauty

It is by logic we prove. It is by intuition we discover.

What are numbers? What is the nature of arithmetical truth?

The truth of the Christian faith surpasses the capacity of reason.

Any useful logic must concern itself with Ideas with a fringe of vagueness and a Truth that is a matter of degree.

Comedy is a blood sport. It flays the truth and spurts twisted logic. In America, people become comics because we don't have bullfighting.

Logic and truth are two very different things, but they often look the same to the mind that's performing the logic.

Reason is the natural order of truth; but imagination is the organ of meaning.

Those philosophers who believe in the absolute logic of truth have never had to discuss it on close terms with a woman.

Forever I shall be a stranger to myself. In psychology as in logic, there are truths but no truth.

Math is the only place where truth and beauty mean the same thing.

A crude mind could easily think: something is valid, therefore it is true.

Woman's inaptitude for reasoning has not prevented her from arriving at truth; nor has man's ability to reason prevented him from floundering in absurdity.

If you didn't believe in objective truth, arguments would be just toys, or games, or jokes.

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

Those who deny the existence of the truth postulate the truth of their denial and plainly contradict themselves.

Effective thinking consists of being able to arrive at the truth; truth being defined as that which exists.

As far as I remember, even younger than eight, I have always been guided by reason. Not cold reason, but that which leads to the truth, to the real, and to sane Justice.

The logic now in use serves rather to fix and give stability to the errors which have their foundation in commonly received notions than to help the search for truth. So it does more harm than good.

A skeptic is one who is willing to question any truth claim, asking for clarity in definition, consistency in logic, and adequacy of evidence.

Contradiction is not a sign of falsity, nor the lack of contradiction a sign of truth.

Common sense (which, in truth, is very uncommon) is the best sense I know of: abide by it; it will counsel you best.