Courtesy costs nothing.
Custom makes all things easy.
Desire has no rest.
Difficult the first time, easy the second.
The tragedy of the world is that those who are imaginative have but slight experience, and those who are experienced have feeble imagination.
The way to win an atomic war is to make certain it never starts.
Experience is what you get when you don't get what you want.
If you don't learn to think when you are young, you may never learn.
Treat other people as you hope they will treat you.
Experience more than sufficiently teaches that men govern nothing with more difficult than their tongues.