Do you see this egg? With this you can topple every theological theory, every church or temple in the world.

What has not been examined impartially has not been well examined. Skepticism is therefore the first step towards truth.

The man who first pronounced the barbarous word God ought to have been immediately destroyed.

Integrity is the evidence of all civil virtues.

Only God and some few rare geniuses can keep forging ahead into novelty.

The world is the house of the strong. I shall not know until the end what I have lost or won in this place, in this vast gambling den where I have spent more than sixty years, dice box in hand, shaking the dice.

There is only one virtue, justice; only one duty, to be happy; only one corollary, not to overvalue life and not to fear death.