If egotism means a terrific interest in one's self, egotism is absolutely essential to efficient living.

The moment you're born you're done for.

A cause may be inconvenient, but it's magnificent. It's like champagne or high heels, and one must be prepared to suffer for it.

The best cure for worry, depression, melancholy, brooding, is to go deliberately forth and try to lift with one's sympathy the gloom of somebody else.

Falsehood often lurks upon the tongue of him, who, by self-praise, seeks to enhance his value in the eyes of others.

Much ingenuity with a little money is vastly more profitable and amusing than much money without ingenuity.

Does there, I wonder, exist a being who has read all, or approximately all, that the person of average culture is supposed to have read, and that not to have read is a social sin? If such a being does exist, surely he is an old, a very old man.