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

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

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

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

Failure doesn't mean you are a failure it just means you haven't succeeded yet.

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

Whenever you find yourself on the side of the majority, it is time to pause and reflect.

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

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

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.