To think new thoughts you have to break the bones in your head

I'd come to realize that all our troubles spring from our failure to use plain, clear-cut language.

It is enough that one man hate another for hate to gain, little by little, all mankind.

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.

If you seek authenticity for authenticity's sake you are no longer authentic.

Man is condemned to be free; because once thrown into the world, he is responsible for everything he does.

Let it crumble! Let the rocks revile me and flowers wilt at my coming. Your whole universe is not enough to prove me wrong. You are the king of gods, king of stones and stars, king of the waves of the sea. But you are not the king of man.