There is no doubt PC prices will be coming down.

If you go back to 1800, everybody was poor. I mean everybody. The Industrial Revolution kicked in, and a lot of countries benefited, but by no means everyone.

Microsoft has some assets like Office that have stayed strong and there's so much room for innovation in those.

Microsoft has had clear competitors in the past. It's a good thing we have museums to document that.

Common Core is a big win for education.

I never took a day off in my twenties. Not one. And I'm still fanatical, but now I'm a little less fanatical.

When making choices, or setting policies about the economy, education or medicine, society is best served by electing people who are particularly hardworking, intelligent and interested in long-term thinking.