Carl Cannon Quotes

The longer you hold a belief, the less likely it is to be true.

The habit of an opinion often leads to the complete conviction of its truth, it hides the weaker parts of it, and makes us incapable of accepting the proofs against it.

Incredulity is not wisdom.

Constant and frequent questioning is the first key to wisdom … For through doubting we are led to inquire, and by inquiry we perceive the truth.

Doubt is the origin of wisdom.

Conventional wisdom

We'd all like to be certain of what we know, but I think the most important question is to ask yourself do you really know what you know?

Nothing should be taken for granted, even if everybody believes it.

Doubt is often the beginning of wisdom.

Most of our so-called reasoning consists in finding arguments for going on believing as we already do.

Doubt is the vestibule through which all must pass before they can enter into the temple of wisdom.

Skepticism is the first step on the road to philosophy.

He who knows all things and believes nothing is damned.

Bad religion is arrogant, self-righteous, dogmatic and intolerant. And so is bad science. But unlike religious fundamentalists, scientific fundamentalists do not realize that their opinions are based on faith. They think they know the truth.

I had therefore to remove knowledge, in order to make room for belief.

By doubting we are led to question, by questioning we arrive at the truth.

I respect faith, but doubt is what gives you an education.

Sometimes Aristotle analyses his terms, but very often he takes them for granted; and in the latter case, I think, he is sometimes deceived by them.

I believe that ignorance is the root of all evil. And that no one knows the truth.

Doubt grows with knowledge.

We too often bind ourselves by authorities rather than by the truth.

The less you know, the more you believe.

The first precept was never to accept a thing as true until I knew it as such without a single doubt.

A great many people think they are thinking when they are merely rearranging their prejudices.

If a man will begin with certainties, he shall end in doubts, but if he will content to begin with doubts, he shall end in certainties.