Growing up in Highland Park, in high school, I had some very influential teachers: I had a math teacher who taught calculus that helped me learn to be in love with mathematics; I had a chemistry teacher who inspired us to work what was in the class and to go beyond.

As a young boy growing up on the South Side of Chicago, I was inspired by the nascent space age.

I see no difference between scientific exploration and human exploration.

I think that space exploration as a broad activity is the most important things that humans can do. I've always found it fascinating, interesting, compelling, and I have a drive to go out into space.

Sometimes every single element of a character is a torturous discovery.

There are good reasons why we don't want everyone to learn nuclear physics, medicine or how financial markets work. Our entire modern project has been about delegating power over us to skilled people who want to do the work and be rewarded accordingly.

To the extent that we even understand string theory, it may imply a massive number of possible different universes with different laws of physics in each universe, and there may be no way of distinguishing between them or saying why the laws of physics are the way they are. And if I can predict anything, then I haven't explained anything.

Back when the concept of organ transplants qualified as science fiction, novelist Maurice Renard wrote a thriller called 'Les Mains d'Orlac.' Call it a bastard offspring of 'Frankenstein;' its plot revolved around the old theme of Science Giving Us Stuff We Shouldn't Have - in this particular case, restoring severed body parts.