All men are Prophets or else God does not exist.

Atheistic existentialism, of which I am a representative, declares with greater consistency that if God does not exist there is at least one being whose existence comes before its essence, a being which exists before it can be defined by any conception of it. That being is man....

Il pense donc que l'homme, sans aucun appui et sans aucun secours, est condamné à chaque instant à inventer l'homme.

Life has no meaning a priori… It is up to you to give it a meaning, and value is nothing but the meaning that you choose.