The US Navy has several people on every ship that can navigate by the stars. They don't fool with that.

I hope climate science becomes the big thing. And then what I want is electrical engineers to solve the world's energy problems, energy distribution problems. I want mechanical engineers to make better transportation systems. I want chemical engineers to develop better solar panels, and so on.

If you meet somebody who says he or she has never dreamed of flying, I don't believe you. I mean, they're lying.

But as the cerebellum degrades with age, so does the quality of memories. The memories are there, but they're not as good.

It is my mission to change the world. I'm not kidding: Make no small plans, dream mighty things. I feel if we get enough people engaged in climate change, we will get enough people to change the world. We will revolutionize the way we produce electricity and provide clean water to people.

I tell personal stories associated with aspects of the theory, and I hope they are interesting and compelling. I don't feel you're going to change a grownup's mind in one reading. People have to be exposed to scientific ideas over and over again for years. It's also not a textbook.

You stop planetary exploration, those people who do that extraordinary work are going to have to go do something else.