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

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

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

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.

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

No enterprise is more likely to succeed than one concealed from the enemy until it is ripe for execution.

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.

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

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