We don't want to conquer the cosmos, we simply want to extend the boundaries of Earth to the frontiers of the cosmos.

Psychoanalysis provides truth in an infantile, that is, a schoolboy fashion: we learn from it, roughly and hurriedly, things that scandalize us and thereby command our attention. It sometimes happens, and such is the case here, that a simplification touching upon the truth, but cheaply, is of no more value than a lie. Once again we are shown the demon and the angel, the beast and the god locked in Manichean embrace, and once again man has been pronounced, by himself, not culpable.

Man does not create gods, in spite of appearances. The times, the age, impose them on him. Man can serve his age or rebel against it, but the target of his cooperation or rebellion comes to him from outside.

We are like snails, each stuck to his own leaf.

Man has gone out to explore other worlds and other civilizations without having explored his own labyrinth of dark passages and secret chambers, and without finding what lies behind doorways that he himself has sealed.

Plentitude, when too plentitudinous, was worst than destitution, for obviously what could one do, if there was nothing one could not?

I have to admit that he was not bad at combinatorial analysis - a branch, however, that even then I considered to be dried up.