(In response to Java) Anybody who thinks a little 9,000-line program that's distributed free and can be cloned by anyone is going to affect anything we do at Microsoft has his head screwed on wrong.

Should surveillance be usable for petty crimes like jaywalking or minor drug possession? Or is there a higher threshold for certain information? Those aren't easy questions.

Robots will play an important role in providing physical assistance and even companionship for the elderly.

Having kids has been a fantastic thing for me. It's meant that I'm a little more balanced. In my twenties I worked massively, hardly took vacation at all. Now, I, with the help of my wife, I'm always making sure I've got a good balance of how I spend my time.

Understanding science and pushing the boundaries of science is what makes me immensely satisfied.

You have the refugee crisis triggered by Syria. That's got a lot of costs associated with it. Domestically, budgets are incredibly tight because the economy's not generating the growth that makes for easy trade-offs.

K to 12 is partly about babysitting the kids so the parents can do other things.