A man must ride alternately on the horses of his private and his public nature.

Is there a difference? Yes. We are in harmony with nature, but never at peace.

But there are higher secrets of culture, which are not for the apprentices, but for proficients. These are lessons only for the brave. We must know our friends under ugly masks. The calamities are our friends.

In a cabinet of natural history, we become sensible of a certain occult recognition and sympathy in regard to the most unwieldy and eccentric forms of beast, fish, and insect.

Every man takes care that his neighbor shall not cheat him. But a day comes when he begins to care that he does not cheat his neighbor. Then all goes well. He has changed his market cart into a chariot of the sun.

Good judgment comes from experience, and a lot of that comes from bad judgment. The one thing in the world, of value, is the active soul.

Treat your friend as a spectacle.