Every new change forces all the companies in an industry to adapt their strategies to that change.

Capitalism has worked very well. Anyone who wants to move to North Korea is welcome.

We [US] are the biggest per person, by a substantial amount, greenhouse emitters, and we give the most foreign aid, not per person but in absolute. This is another issue where hopefully we will take a long-term approach which, even though we sometimes have a hard time doing that, it's easier for us, as a rich country with this kind of scientific depth, than it is for the poor countries who will suffer the problems.

There's a basic philosophy here that by empowering...workers you'll make their jobs far more interesting, and they'll be able to work at a higher level than they would have without all that information just a few clicks away.

The trick generally is to break programs into pieces and have those pieces be individually testable and so then when you move on to the other pieces you treat it as a black box knowing that it either works or doesn't work.

I never took a day off in my twenties. Not one.

I think that our progress on key diseases over the next several decades is going to be pretty amazing and so I am very interested in that.