When it comes to the world around us, is there any choice but to explore?

You have to be careful when you use beauty as a guide. There are many theories people didn't think were beautiful at the time but did find beautiful later—and vice versa. I think simplicity is a good guide: The more economical a theory, the better.

Secrets of the cosmos will begin to unravel. I, for one, can't wait.

Both religions and musicals work best with energetic and committed believers. Cynicism or detachment would have destroyed the magic - something true of religion, too.

Travel at faster than the speed of light certainly can have dramatic implications that are difficult to understand, such as time travel.

I considered going into business or becoming a lawyer - not for the money, but for the thrill of problem-solving.

There is real confusion about what it means to be right and wrong - the difference between what spiritual beliefs are and what science is.