Quotes About Logic

A Foundational system serves not so much to prop up the house of mathematics as to clarify the principles and methods by which the house was built in the first place.

What has religion to do with facts? Nothing

There is danger that, if the Court does not temper its doctrinaire logic with a little practical wisdom, it will convert the constitutional Bill of Rights into a suicide pact.

Convincing yourself doesn't win an argument

Anyone who cannot cope with mathematics is not fully human. At best he is a tolerable subhuman who has learned to wear shoes, bathe, and not make messes in the house.

Brain without heart is far more dangerous than heart without brain.

Careful and clear thinking requires a certain rigor; it is a skill, and, like all skills, it requires training, practice, and vigilance.

Even though I still had a strong posture, in no small way aided by my having the right legal tools on my side, Ernest and the Booze Brothers were counting on my sanity and logic. Surely I would not be crazy enough to throw away the opportunity to earn a handsome, six-figure commission; surely I would see the logic in taking a $150,000 commission rather than no commission at all.

One of his high school teachers wrote the following in an evaluation of him: "He believes that 'IQ tests are a poor way to judge people's abilities, failing as they do to account for magic, which has its own importance, both by itself and as a complement to logic,' I suggest a conference with his parents.' (pg. 11)

The world of affairs, as I have experienced it, is a very ambiguous one. The problem of preparing people to serve and be served by this society is, as Chesterton says, that the world is nearly reasonable but not quite. It is not illogical, yet it is a trap for logicians.

law of noncontradiction, the "law of causality," and "the basic reliability of sense perception," which, they contend, "no one denies … regularly and consistently,"22 and which, for them apparently, are more non-negotiably certain at the beginning of their quest for God and truth than God himself is.

While he values science he understands that apart from God there is no reliable basis for doing science.

All the logic seemed to be on our side. The Marine Corps seemed a madness.

A motorcycle functions entirely in accordance with the laws of reason, and a study of the art of motorcycle maintenance is really a miniature study of the art of rationality itself.

Gödel freely admitted that the intuition of a concept was not proof; he argued that it was the opposite. "We do not analyze intuition to see a proof, but by intuition we see something without a proof." Recently, however, he'd gone beyond that conclusion, too, and asserted that there must then logically be a realm unknowable to our simple senses, where ultimate truth resided.

Mathematics ... is indispensable as an intellectual technique. In many subjects, to think at all is to think like a mathematician.

In storytelling, logic is retroactive.

A STORY must obey its own internal laws of probability.

In life two negatives don't make a positive. Double negatives turn positive only in math and formal logic. In life things just get worse and worse and worse.

Find a broker who has your best interests at heart. Many brokers will spend the time educating you, and they could be the best asset you find. Just be fair, and most of them will be fair to you. If all you can think about is cutting their commissions, then why should they want to help you? It's just simple logic.

Reason has always existed, but not always in a reasonable form." ? Karl Marx

Myself: But wasn't the decision a right one? Am I not here? What more could Feeling have achieved than was brought about by Reason?

banking is like religion: you have to accept certain rather dicey things simply on faith, and then everything else follows in marvellous logic.

Life does not listen to your logic; it goes on its own way, undisturbed. You have to listen to life; life will not listen to your logic, it does not bother about your logic. —Osho