Most of the important things in the world have been accomplished by people who have kept on trying when there seemed to be no hope at all.

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

Corporation: An ingenious device for obtaining profit without individual responsibility.

It's not what you pay a man, but what he costs you that counts.

An economist's guess is liable to be as good as anybody else's.

Just because something doesn't do what you planned it to do doesn't mean it's useless.

I am certainly not one of those who need to be prodded. In fact, if anything, I am the prod.

If you listen to your fears, you will die never knowing what a great person you might have been.

The hardest thing to understand in the world is the income tax.

If all the economists were laid end to end, they'd never reach a conclusion.