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

I read an hour almost every night. It's part of falling asleep.

In 1990, one in 10 children died before the age of five. That's now down to one in 20, and vaccines were the single biggest factor in that. Had it stayed at 10 percent, 122 million more children would have died.

When I was in college, for the games of that era, I was as hard core as anyone was. I wouldn't say I outgrew it, but you always have to have a finite number of addictions.

The common thread for everything I do is this idea of a Web-services architecture. What does that mean? It means taking components of software and systems and having them be self-describing, so that you can aim them, ask them what their capabilities are, and communicate with them using a standard protocol.

Don't let complexity stop you. Be activists. Take on the big inequities. It will be one of the great experiences of your lives.

We're only at the beginning of what we have to do here.