All that I know about my life, it seems, I have learned in books.

I considered calmly that I was born to write.

Therefore, in the nature of this will for freedom, which freedom itself implies, I may pass judgement on those who seek to hide from themselves the complete arbitrariness and the complete freedom of their existence.

Who can exhaust a man? Who knows a man's resources?

When we love animals and children too much, we love them at the expense of men.

Man can will nothing unless he has first understood that he must count on no one but himself; that he is alone, abandoned on earth in the midst of his infinite responsibilities, without help, with no other aim than the one he sets himself, with no other destiny than the one he forges for himself on this earth.

Hell is other people at breakfast.