Oskar Schindler

We must differentiate between guilt and duty. The soldier on the front, like the common man, who does his duty everywhere, should not be held responsible for the actions of a few who also called themselves Germans.

People have this idea that the more pious and devout I am, the more successful I am. Which is very dangerous. If you look at faith in that way, you're bound to fail at both - spiritually and in your career.

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.