The whole earth, perpetually steeped in blood, is nothing but an immense altar on which every living thing must be sacrificed without end, without restraint, without respite until the consummation of the world, the extinction of evil, the death of death.

Man is so muddled, so dependent on the things immediately before his eyes, that every day even the most submissive believer can be seen to risk the torments of the afterlife for the smallest pleasure.

I don't know what a scoundrel is like, but I know what a respectable man is like, and it's enough to make one's flesh creep.

The concept of number is the obvious distinction between the beast and man.

What is needed is not a revolution in the opposite direction, but the opposite of a revolution.

Reason speaks in words alone, but love has a song.

If there was no moral evil upon earth, there would be no physical evil.