In the old generation, if one kid bought a PlayStation 2 and the other kid bought an Xbox, at his house you played PlayStation, at your house you played Xbox. Now that it's online, all those early buyers who... you want to play with, they've got their reputation online of who they are and how good they are at these games.

Countries which receive aid do graduate. Within a generation, Korea went from being a big recipient to being a big aid donor. China used to get quite a bit of aid; now it's aid-neutral.

In the old generation, if one kid bought a PlayStation 2 and the other kid bought an Xbox, at his house you played PlayStation, at your house you played Xbox. Now that it's online, all those early buyers who... you want to play with, they've got their reputation online of who they are and how good they are at these games.

I can understand wanting to have millions of dollars; there's a certain freedom, meaningful freedom, that comes with that.

There is no author whose books I look forward to more than Vaclav Smil.

The obvious mathematical breakthrough would be development of an easy way to factor large prime numbers.

I'm never fully satisfied with any Microsoft product.