The limit of man s knowledge in any subject possesses a high interest which is perhaps increased by its close neighbourhood to the realms of imagination.

There is nothing worse than certainty. Doubt makes us weak. That is why it’s so important. I’ve wasted too much of my life trying to be powerful.

Dean, you've been to Hell, I started the Apocalypse, and we're supposed to be possessed by an archangel and the devil. Now you're being skeptical?

In an extroverted society, the difference between an introvert and an extrovert is that an introvert is often unconsciously deemed guilty until proven innocent.

Another source of fallacy is the vicious circle of illusions which consists on the one hand of believing what we see, and on the other in seeing what we believe.

She (historian Barbara Tuchman) draws on skepticism, not cynicism, leaving the reader not so much outraged by human ability as amused and saddened by human folly.

To have a solid foundation of skepticism, -that is to say, the faculty of changing at any moment, of turning back, of facing successively the metamorphoses of life.

He was the least spiritual of all the monks here, accepting nothing without proof. This skepticism was simultaneously his greatest asset and his greatest impediment.

I suppose that Willie had his natural quota of ordinary suspicion and caginess, but those things tend to evaporate when what people tell you is what you want to hear.

The method of science is tried and true. It is not perfect, it's just the best we have. And to abandon it, with its skeptical protocols, is the pathway to a dark age.

We must learn to live with contradictions, to have faith in skepticism, to advance toward the solution of a problem by admitting as a possibility that it may be insoluble.

I am satisfied, and sufficiently occupied with the things which are, without tormenting or troubling myself about those which may indeed be, but of which I have no evidence.

It is not the strength of your faith but the object of your faith that actually saves you. Strong faith in a weak branch is fatally inferior to weak faith in a strong branch.

Progress is born of doubt and inquiry. The Church never doubts, never inquires. To doubt is heresy, to inquire is to admit that you do not know—the Church does neither.

You can get into a habit of thought in which you enjoy making fun of all those other people who don't see things as clearly as you do. We have to guard carefully against it.