If we're in a bubble, it's the weirdest bubble I've ever seen, where everybody hates everything.

The difference between a vision and a hallucination is that other people can see the vision.

My goal is not to fail fast. My goal is to succeed over the long run. They are not the same thing.

People are so bad at driving cars that computers don't have to be that good to be much better. Any time you stand in line at the D.M.V. and look around, you're like, 'Oh, my God, I wish all these people were replaced by computer drivers.'

These days, you have the option of staying home, blogging in your underwear, and not having your words mangled. I think I like the direction things are headed.

I am bullish on the global development. I am bullish on billions of people getting out of poverty.

Great CEOs are not just born with shiny hair and a tie.