Creativity allows people to be effective.

We're only at the beginning of what we have to do here.

Like my friend Warren Buffett, I feel particularly lucky to do something every day that I love to do. He calls it "tap dancing to work."

I think of myself as a global citizen.

Computers and games don't waste time - people do.

The world is progressing and resources are becoming more abundant. I'd rather go into a grocery store today than a king's banquet a hundred years ago.

Bitcoin is mostly about anonymous transactions, and I don't think over time that's a good way to go. I'm a huge believe in digital currency... but doing it on an anonymous basis I think that leads to some abuses, so I'm not involved in Bitcoin.