To every separate person a thing is what he thinks it is – in other words, not a thing, but a think.

More than that, I believe that the grass is green because green is restful to the human eye, that the sky is blue to give us an idea of the infinite. And that blood is red so that murder will be more easily detected and criminals will be brought to justice. Yes, and I believe that I shall live forever, but I shall live without reason.

I believe that people should write biographies only about people they love, or understand, or both. Novels, on the other hand, are often better if they're about people the writer doesn't like very much.

I have remained true to my deepest convictions. I mean the courage of those who are born to be defeated, the weaknesses of the strong, and the tragedy of misunderstandings and missed opportunities, which I have done my best to treat as comedy—for otherwise how can we manage to bear it?

A word of advice. If, as a young man, student, you are tormented by a desire for women, it is best to get out into the fresh air as much as possible.

Experiences aren't given to us to be 'got over,' otherwise they would hardly be experiences.

Behind their dark glass, the mad own nothing.