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.

You can always think of something like the Xbox 360 as a super set-top box that can do everything the set-top box does, but then have the graphics to do the games as well.

The outside perception and inside perception of Microsoft are so different. The view of Microsoft inside Microsoft is always kind of an underdog thing.

It is hard to smash a computer when you're laughing.

The part of uranium that's fissile - when you hit it with a neutron, it splits in two - is about 0.7%. The reactors we have today are burning that 0.7%.

I have this very positive view of the world getting better and better. The list of things that could be huge setbacks is not very long: A nuclear war, climate change and epidemics.

Only a few businesses will succeed by having the lowest price, so most will need a strategy that includes customer services.