Almost all the students who make it to Caltech, one of the best scientific universities in the world, come from public schools. So it can be done.

What I want is natural gas to be a bridge to a cleaner energy future, not a dam against a cleaner energy future, not a dead end. To get this right, to get the most out of it, we not only have to make sure we exploit natural gas in a clean way - it's a challenge - but we also have to make sure that we are instilling and implementing all the incentives to win solar, nuclear energy efficiency that will make them continually competitive with natural gas in the future.

I have a daughter who is a sophomore in college and another who is in the 11th grade of high school.

A golf course should aspire to generate as much energy as it consumes - golf should be leading the way toward energy net zero.

I don't think we replaced the Soviet Union with Al Qaida. I think we replaced, we should have, Soviet Union with the merger of globalization and the IT revolution. I think it's that. That is the real challenge that we face today. Unlike the Soviet Union, it has no face, it has no missiles, but it is something that challenges every job, every city and every community.

The financial crisis just made the hole deeper, which is why our stimulus needs to be both big and smart, both financially and educationally stimulating. It needs to be able to produce not only more shovel-ready jobs and shovel-ready workers, but more Google-ready jobs and Windows-ready and knowledge-ready workers.

What every employer is looking for is not someone who can do the job, but someone who can reinvent the job.