You must know all there is to know in your particular field and keep on the alert for new knowledge. The least difference in knowledge between you and another man may spell his success and your failure.

Wars do not end wars any more than an extraordinarily large conflagration does away with the fire hazard.

Some people believe they are winners, others believe they are losers. And they are both right.

Every experience is worth having.

The more you think, the more time you have.

I did not say history was bunk. It was bunk to me . . I did not need it very bad.

You can do anything if you have enthusiasm.