What is meant here by saying that existence precedes essence? It means first of all, man exists, turns up, appears on the scene, and, only afterwards, defines himself. If man, as the existentialist conceives him, is indefinable, it is because at first he is nothing. Only afterward will he be something, and he himself will have made what he will be.

emotion is first of all and in principle an accident

To believe is to know you believe, and to know you believe is not to believe.

With a little luck that epoch may arrive. I am on the side of those who think that things will go better when the world has changed.

There is no love apart from the deeds of love; no potentiality of love other than that which is manifested in loving.

A madman's ravings are absurd in relation to the situation in which he finds himself, but not in relation to his madness.

Existence precedes and rules essence.