Your god is dead and only the ignorant weep. And if you claim there is a hell, then we shall meet there!

The ordinary man is as courageous and invulnerable as a hero when he does not recognize any danger, when he has no eyes to see it.Conversely, the hero's only vulnerable spot is on his back, and so exactly where he has no eyes.

Not to be cowardly when it comes to our own actions! Not to leave them in the lurch!--The sting of conscience is indecent.

Every achievement, every step forward in knowledge, is the consequence of courage, of toughness towards oneself, of sincerity to oneself

Humility has the toughest hide.

I want to teach men the sense of their existence, which is the Superman, the lightning out of the dark cloud man.

They would have to sing better songs for me to learn to have faith in their Redeemer; and his disciples would have to look more redeemed!