In the long run, your human capital is your main base of competition. Your leading indicator of where you're going to be 20 years from now is how well you're doing in your education system.

Take our 20 best people away, and I will tell you that Microsoft will become an unimportant company

Digital reading will completely take over. It's lightweight and it's fantastic for sharing. Over time it will take over.

So we do software for watches, for phones, for TV sets, for cars. And some of these take a long time to catch on.

[We in Microsoft] are not the only software company but we are a great software company doing some unique work.

My wife thinks she's better than me at puzzles. I haven't given in on that one yet.

I've been very lucky, and therefore I owe it to try and reduce the inequity in the world. And that's kind of a religious belief. I mean, it's at least a moral belief.