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

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

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

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

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.

I think that there is nothing, not even crime, more opposed to poetry, to philosophy, ay, to life itself than this incessant business.

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

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