Class is the most taboo subject in America. The American media would rather talk about race or perversion or anything else considered taboo before class.

I think there's a playfulness and a distance to Kavalier and Clay that I don't aspire to in my stuff. Maybe I'm more old-fashioned, and less of a fabulist, in that way.

I think fiction is all about the exercise of the empathetic imagination. Part of what I do is let the stuff I read about meld with what I have experienced.

I love the box that such a decision puts you in, and I love the interest the reader has in seeing how you negotiate that box: that seemingly hugely narrowed set of options. I also like the way in which it reminds us that we connect to the real world. That our relationship to the world matters.

What makes us threaten the things we want most?

I feel like one of the things I'm trying most to do is stretch my empathetic reach, as far as it will go. I got as far as Gilles de Rais' assistant, for example, and not really as far as de Rais himself.

Empathy is a human trait. But lots of humans exercise some traits more energetically than others. By "the usefulness of empathy" I mean the way in which a progressive might claim that empathy is a crucial aspect of any benign political system, and the way a conservative might argue that not only is it not necessary, but it might not even be all that helpful, in that regard.