Anything you do, you better enjoy it for its value. Because people are going to second-guess everything you do.

If I hadn't given my money away, I'd have had more than anyone else on the planet.

I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities...on how well you treated people a world away who have nothing in common with you but your humanity.

It's fantastic that Microsoft in the cloud space is one of very few companies that's got the critical mass, the particular emphasis on helping business customers get up to that cloud with all the unique requirements they have. It's very exciting.

We flew down weekly to meet with IBM, but they thought the way to measure software was the amount of code we wrote, when really the better the software, the fewer lines of code.

President [George] Bush made the U.S. absolutely the leader, between its own PEPFAR, and it's been by far the biggest Global Fund donor. That's a legacy.

My job is about the most fun thing I do, but I have a broad set of interests, going places, reading things, doing things.