Foundation Quote by Charles Sanders Peirce

The philosophy of reasoning, to be complete, ought to comprise the theory of bad as well as of good reasoning.

— John Stuart Mill

Logic is what the way things are. Reasons are the twisted things we come up with in order to deal with it.

— Elias Atienza

Logic invents as many fallacies as it detects; it is a good weapon, but as liable to be used in a bad as in…

— Christian Nestell Bovee

We can't avoid reasoning; we can only avoid doing it well.

— Peter Kreeft

Why should ANYTHING go right; even observation and deduction? Why should not good logic be as misleading as bad logic? They are both movements…

— Gilbert K. Chesterton

...there is no explaining anything by reasoning and so it is useless to reason.

— Anonymous

When introduced at the wrong time or place, good logic may be the worst enemy of good teaching.

— George Polya

When intuition and logic agree, you are always right.

— Blaise Pascal

The logic now in use serves rather to fix and give stability to the errors which have their foundation in commonly received notions than…

— Francis Bacon

Life teaches us that human thought almost never walks hand in hand with logic, and it is usually counterproductive to raise the point

— Jeff Lindsay

Many people have the reasoning facility, but no one uses it in religious matters.

— Mark Twain

The best defense against logic is ignorance.

— Blaise Pascal