Five years from now on the Web for free you’ll be able to find the best lectures in the world. It will be better than any single university.

Until we're educating every kid in a fantastic way, until every inner city is cleaned up, there is no shortage of things to do.

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.

There are people who don't like capitalism, and people who don't like PCs. But there's no-one who likes the PC who doesn't like Microsoft.

That's the part where the governments have a unique role, and then when it progresses well enough, then existing companies or new startup companies should take it. In the $3 trillion a year energy market, the rewards will be quite fantastic.

I can understand wanting to have a million dollars but once you get beyond that, I have to tell you, it's the same hamburger.

In the long run, your human capital is your main base of competition. Your leading indicator of where you're going to be 20 years from now is how well you're doing in your education system.