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

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

Just because something doesn't do what you planned it to do doesn't mean it's useless.

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

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

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

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

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

Being good in business is the most fascinating kind of art. Making money is art and working is art and good business is the best art.

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