Be like a postage stamp. Stick to one thing until you get there.

Silence is a still noise.

To bring up a child in the way he should go, travel that way yourself once in a while.

Dangers are sum like a kold bath, very dangerous while you stand stripped on the bank, but often not only harmless, but invigorating, if you pitch into them.

It is a very delicate job to forgive a man, without lowering him in his own estimation, and yours too.

Vanity is a strange passion; rather than be out of a job it will brag of its vices.

[Science is] the literature of truth.