Contrary to popular belief, I don't spend a whole lot of time following soccer. But as I have traveled around the world to better understand global development and health, I've learned that soccer is truly universal. No matter where I go, that's what kids are playing. That's what people are talking about.

Who can afford to do professional work for nothing? What hobbyist can put three man-years into programming, finding all bugs, documenting his product, and distributing it for free?

Windows is probably the most important product in the entire PC industry. Everything we do in terms of supporting touch, new hardware, accessibility has incredible impact.

'I don't know' has become 'I don't know yet'.

Be nice to nerds. Chances are you'll end up working for one.

In business, the idea of measuring what you are doing, picking the measurements that count like customer satisfaction and performance... you thrive on that.

We have to find a way to make the aspects of capitalism that serve wealthier people serve poorer people as well.