The worst loneliness is not to be comfortable with yourself.

He gossips habitually; he lacks the common wisdom to keep still that deadly enemy of man, his own tongue.

What, then, is the true Gospel of consistency? Change. Who is the really consistent man? The man who changes. Since change is the law of his being, he cannot be consistent if he stick in a rut.

I knew a man who grabbed a cat by the tail and learned forty percent more about cats than the man who didn't.

Never tell a lie-except for practice.

A man accustomed to American food and American domestic cookery would not starve to death suddenly in Europe, but I think he would gradually waste away, and eventually die.

There are no grades of vanity; there are only grades of ability in concealing it.