Jay S. Walker

If you're a doctor, what do you promise to do? First, do no harm. If your operating philosophy is do no harm, that's not a call to imagination. Not only that, if I'm a patient, I don't want your imagination. I want what works.

For most of human history, there was a ruling class and then there was everybody else. If you were part of everybody else, it wasn't your job to imagine a different future, different ways of doing things. So, imagination is a fairly modern phenomenon.

As a kid, I always idolized entrepreneurs. I thought they were cool people in the way that I thought basketball players were cool people. It's cool that some people get paid to dunk basketballs, but I'm not one of those people.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.