If you don't learn to laugh at troubles, you won't have anything to laugh at when you grow old.

When a friend is in trouble, don't annoy him by asking if there is anything you can do. Think up something appropriate and do it.

A young man is a theory, an old man is a fact.

A woman is as old as she looks before breakfast.

The feeling of sleepiness when you are not in bed, and can't get there, is the meanest feeling in the world.

The sounder your argument, the more satisfaction you get out of it.