One must judge men not by their opinions, but by what their opinions have made of them.

Theologians always try to turn the Bible into a book without common sense.

With a pen in my hand I have successfully stormed bulwarks from which others armed with sword and excommunication have been repulsed.

Many things about our bodies would not seem to us so filthy and obscene if we did not have the idea of nobility in our heads.

I have never yet met anyone who did not think it was an agreeable sensation to cut tinfoil with scissors.

Ideas too are a life and a world.

It is almost everywhere the case that soon after it is begotten the greater part of human wisdom is laid to rest in repositories.