Nothing is absolutely unjust. There is no real equity, no total grandeur, no pure vice, no absolute crime.

Let us then submit to an invincible ignorance on which our happiness depends.

Everyone is born with psychic abilities. It's just a matter of knowing how to tap into it.

Man is a machine and in the whole universe there is but a single substance, matter, variously modified.

The human body is a machine that winds up its own springs: it is a living image of the perpetual motion.

Nothing is absolutely unjust. There is no real equity, no total grandeur, no pure vice, no absolute crime.

It is convention and arbitrary rewards which make all the merit and demerit of what we call vice and virtue.