Always look for the fool in the deal. If you don't find one, it's you.

I'm the type that thinks if you don't learn from history, you're doomed to repeat it.

Being able to take a traditional cable-television subscriber and give them new widget type applications to me is huge.

If given a choice between investing in someone who has read REWORK or has an MBA, I’m investing in REWORK every time. A must read for every entrepreneur.

What I’ve learned in these 11 years is you just got to stay focused and believe in yourself and trust your own ability and judgment.

It doesn't matter how many times you fail. It doesn't matter how many times you almost get it right. No-one is going to know or care about your failures, and neither should you. All you have to do is learn from them and those around you. All that matters in business is that you get it right once. Then everyone can tell you how lucky you are.

Can't say no one makes money from Twitter now. The NBA does.