As nations improve, so do their gods.

A schoolteacher or professor cannot educate individuals, he educates only species.

The highest level than can be reached by a mediocre but experienced mind is a talent for uncovering the weaknesses of those greater than itself.

Here take back the stuff that I am, nature, knead it back into the dough of being, make of me a bush, a cloud, whatever you will, even a man, only no longer make me.

Erudition can produce foliage without bearing fruit.

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

Rational free spirits are the light brigade who go on ahead and reconnoiter the ground which the heavy brigade of the orthodox will eventually occupy.