Quotes About Logic

A false dichotomy is considered a philosophical error, also called the "fallacy of the excluded middle," and falls in the category of the "false dilemma.

Businesspeople are not used to thinking about closed systems;economists are.

1 + 1 = 2 is simply an induction from experience. It is in no way logically or arithmetically 'necessary'. It is induced knowledge, on a par with 'All swans are white'.

A partir de estas definiciones, Spinoza procede por medio de pruebas euclidianas a construir un sistema determinista e irrefutable que abarca todo el universo.

insight," and the "message" of his books (which is no message at all) is similar to Gogol's in Nabokov's summary: "Something is very wrong and all men are mild lunatics engaged in petty pursuits that seem to them very important, while an absurdly logical force keeps them at their futile jobs." By reputation Portis is reclusive, yet

Stay close to those who sing, tell stories, and enjoy life, and whose eyes sparkle with happiness. Because happiness is contagious and will always manage to find a solution, whereas logic can find only an explanation for the mistake made.

Some things are governed by common sense. Putting buttons on the front of a shirt is a matter of logic, since it would be very difficult to button them up at the side, and impossible if they were at the back. "Other things, however, become fixed because more and more people believe that's the way they should be. I'll give you two examples. Have you ever wondered why the keys on a typewriter are arranged in that particular order?

It is hard to understand the logic of governments—both Russian and American—that encourage inmates to strength train, but Russian prisoners lift kettlebells as well.

Men often make up in wrath what they want in reason.

anger based on calculated reason is more dangerous than anger based on blind hate

The irrationality of a thing is no argument against its existence, rather a condition of it.

When you have no basis for an argument, abuse the plaintiff.

Be able to analyze statistics, which can be used to support or undercut almost any argument.

Prejudices are rarely overcome by argument; not being founded in reason they cannot be destroyed by logic.

Rational argument does not create belief, but it maintains a climate in which belief may flourish.

I shall not make an argument ad hominem. My argument is ad bullshitem.

Argument is meant to reveal the truth, not to create it.

There are 3 questions that would destroy most of the arguments of the Left. The first is - compared to what? The second is - at what cost? And the third is - what hard evidence do you have?

Using insult instead of argument is the sign of a small mind.

He who establishes his argument by noise and command shows that his reason is weak.

To every argument an equal argument is opposed.

Sophistry is the fallacy of argument.

When a false argument puts on the appearance of a true one, then it is properly called a sophism or fallacy.

Extrapolations are the last refuge of a groundless argument.