Quotes About Logic

There are words for deceiving others, like "rational." And others, like "dialectic," for deceiving oneself.

Las matemáticas son la poesía del principio de identidad.

Die Wahrheit des Menschen ist nichts weiter als eine aufrichtige Überzeugung. Wahrheit ist, was wir als Wahrheit beurteilen, nachdem wir die Gründe erwogen, die Argumente bedacht und unsere Überzeugung auf das breiteste Fundament der Aufrichtigkeit und Ehrlichkeit gestellt haben. Die Wahrheit ist eine Tugend - wie die Blüte, die manchen harten und knorrigen moralischen Wurzeln entstammt. Vielleicht sollte man in der Logik lediglich ein Kapitel der Ethik sehen.

Das Universum ist nicht System, das heißt: logischer Zusammenhang. Sondern heirarchische Struktur von Paradoxen.

Democratic massacres belong to the logic of the system. Ancient massacres to the illogicality of man.

Some excel in rhyme who reason foolishly.

People are governed with the head; kindness of heart is little use in chess.

No, no, you're not thinking; you're just being logical.

that correlation does not show causation.

But the most important thing to remember is that correlation does not show causation.

Users of slippery slope arguments should take skiing lessons—you really can choose to stop.

A good designer must rely on experience, on precise, logic thinking and on pedantic exactness. No magic will do.

The scientists of today think deeply instead of clearly. One must be sane to think clearly, but one can think deeply and be quite insane.

One must keep a store of common sense," said Tchitchikov, "and consult one's common sense at every minute, have a friendly conversation with it.

Love and reason have never been well acquainted.

In times of turmoil some people turn to magic, others to math.

Just because two things happen in sequence, doesn't mean there's a casual relationship

Hope is independent of the apparatus of logic.

My reason nourishes my faith and my faith my reason.

A skeptic once said to me, 'I don't believe the Bible because it has miracles.' I said, 'Name one.' He said, 'Turning water into wine. Do you believe that?' I said, 'Yeah, it happens all the time.' He said, 'What do you mean?' I said, 'Well, rain goes through the grapevine up into the grape, and the grape turns into wine. All Jesus did was speed it up a little bit.

Any war that requires the suspension of reason as a necessity for support is a bad war.

Just as a new scientific discovery manifests something that was already latent in the order of nature, and at the same time is logically related to the total structure of the existing science, so the new poem manifests something that was already latent in the order of words.

Hätten wir auch eine Phantastik wie eine Logik, so wäre die Erfindungskunst – erfunden. Zur Phantastik gehört auch die Ästhetik gewissermaßen wie die Vernunftlehre zur Logik.

Den Satz des Widerspruchs zu vernichten ist vielleicht die höchste Aufgabe der höheren Logik