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.

If you can build a business up big enough, it's respectable.

It usually takes me more than three weeks to prepare a good impromptu speech.

There are no secrets to success. It is the result of preparation, hard work, and learning from failure.

Business is never so healthy as when, like a chicken, it must do a certain amount of scratching around for what it gets.

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

Hell, there are no rules here - we're trying to accomplish something.

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

In this world nothing can be said to be certain, except death and taxes.

The superior man understands what is right the inferior man understands what will sell.