I think we ought always to entertain our opinions with some measure of doubt. I shouldn't wish people dogmatically to believe any philosophy, not even mine.

It is not what the man of science believes that distinguishes him, but how and why he believes it. His beliefs are tentative, not dogmatic; they are based on evidence, not on authority or intuition.

I do not myself feel that any person who is really profoundly humane can believe in everlasting punishment.

No nation was ever so virtuous as each believes itself, and none was ever so wicked as each believes the other.

It seems to me a fundamental dishonesty, and a fundamental treachery to intellectual integrity to hold a belief because you think it's useful and not because you think it's true.

I believe that when I die I shall rot, and nothing of my ego will survive.

I don't believe in Heaven or anything. But I want to be the kind of person that qualifies for entry anyway.

For the best part of 40 years she had genuinely believed that not doing things would somehow prevent regret, when, of course, the exact opposite was true.

You wouldn't believe that so much could change just because a relationship ended.

I really do believe I can accomplish a great deal with a big grin, I know some people find that disconcerting, but that doesn't matter.

We've got to believe in our beautiful impossible blueprints.

When you believe in a thing, believe in it all the way, implicitly and unquestionable.

I believe in being an innovator.

For the discovery of a man's self, by the tracts of his countenance, is a great weakness and betraying; by how much it is many times more marked, and believed, than a man's words.

I do believe in women. I really do.

"I really believe, or want to believe, really I am nuts, otherwise I'll never be sane."

And I am sick for want of sleep; So sick, that I can half-believe The soundless river pouring from the cave Is neither strong nor deep; Only an image fancied in conceit.

“We are what we believe we are.” – C.S. Lewis

“Now is our chance to choose the right side. God is holding back to give us that chance. It won’t last forever. We must take it or leave it.”

“We may ignore, but we can nowhere evade, the presence of God. The world is crowded with him. He walks everywhere incognito.”

“The more we let God take us over, the more truly ourselves we become – because He made us. He invented us. He invented all the different people that you and I were intended to be.”

“You can’t know, you can only believe – or not.” – C.S. Lewis

Who so loves believes the impossible.

One believes things because one has been conditioned to believe them.