The future of Windows is to let the computer see, listen and even learn.

The government's ability to select scientists and pick things that are fairly strange, because politicians don't like failures. They're only in office a short term, and many of these things take a long time.

When I was young I liked taking tests. I happened to be good at it. Certain subjects came easily, like math. All the science stuff. I would just read the textbooks in the first few days of class.

I think Ebola is a great example of where the world really needs to come together. The three countries where this outbreak took place have had a lot of civil war, very weak health systems. And so, it did take a while for people to understand ....that eventually what we saw was a very unique Ebola epidemic. I think it is quite impressive what's being pulled together, and I think we will be able to get this under control.

China and the U.S. need each other very badly. Yes, we should argue about some things, but it's not an 'us versus them,' it's an 'us and them' type scenario.

Intellectual property has the shelf life of a banana.

Eventually you won't think of 'the Internet business.' You'll think of it more like news, weather, sports, but even that taxonomy isn't clear.