We've learned a lot more about how X-rays are produced in the vicinity of black holes. We've learned a little about how they work, how they are born and how they live.

We've had a very nice birthday present. Our mission has been extended for an additional five years, so we should have a total of ten years of operations.

Black holes, black holes, black holes. We're seeing them early in the universe, in huge sizes, in much greater quantities than some of us expected, and we've discovered new classes of black holes.

It was absolutely marvelous working for Wolfgang Pauli. You could ask him anything. There was no worry that he would think a particular question was stupid, since he thought all questions were stupid.

I like to think that I've got determination, and I'm fiercely protective of the people I love.

Part of being a fiction writer is being able to imagine how someone else is thinking and feeling. I think I've always been good at that.