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

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

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.

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

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

Effort only fully releases its reward after a person refuses to quit.

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

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

If you cannot work with love but only with distaste, it is better that you should leave your work.