I'd like to dial it back 5% or 10% and try to have a vacation that's not just e-mail with a view.

The idea of lying on a beach as my main thing just sounds like the worst. It sounds horrible to me. I would go bonkers. I would have to be on serious drugs. I'd be super-duper bored. I like high intensity.

When I was in college, I wanted to be involved in things that would change the world.

I just want to retire before I go senile because if I don't retire before I go senile, then I'll do more damage than good at that point.

There's a tremendous bias against taking risks. Everyone is trying to optimize their ass-covering.

If you get up in the morning and think the future is going to be better, it is a bright day. Otherwise, it’s not.

I think we should be very careful about artificial intelligence. If I had to guess at what our biggest existential threat is, it's probably that. So we need to be very careful...With artificial intelligence we're summoning the demon.