Younger people have so many opportunities. I don't see any pessimism among them.

I see a bright future for the biotechnology industry when it follows the path of the computer industry, the path that von Neumann failed to foresee, becoming small and domesticated rather than big and centralized.

If you want to have a program for moving out into the universe, you have to think in centuries not in decades.

Of course, long-distance running has to do with the fact that we're hunters.

In the history of science it has often happened that the majority was wrong and refused to listen to a minority that later turned out to be right.

That's the beautiful thing about science - that it's all about things we don't understand, not just the things we do understand.

The science window gives you a view of the world, and the religion window gives you a totally different view. You can't look at both of them at the same time, but they're both true.