You've got to enjoy time with your family and friends, and if you're involved in sports franchises, those peak moments in playoff games. You have to enjoy life.

I grew up around books. When I first held the book and it was a substantive, tangible thing, and I thought of all the work that went into it, not just my work but everybody else's and the research and so forth, there's a sense of really have done something worthwhile.

As a species, we've always been discoverers and adventurers, and space and the deep ocean are some of the last frontiers.

Sometimes it's very difficult to find fresh fruit on the road.

The only regrets I have are rather prosaic - like I wish I went for a swim in the Pacific.

When it comes to helping out, I don't believe in doing it for the media attention. My goal is to support the organizations that need help.

What should exist? To me, that's the most exciting question imaginable. What do we need that we don't have? How can we realize our potential?