"I’m probably one of the few people who knows what it’s like to lose $250 million in one year. It builds character."

"Do you want to spend the rest of your life selling sugar water, or do you want a chance to change the world?"

"The computer is the most remarkable tool that we’ve ever come up with. It’s the equivalent of a bicycle for our minds."

"It's not a lot of money, but it's enough to buy a nice car... or a used airplane."

"We're not going to be able to do it all. We're going to have to pick the right horses."