Mitt Romney

The soles of Neil Armstrong's boots on the moon made permanent impressions on our souls and in our national psyche. Ann and I watched those steps together on her parent's sofa. Like all Americans we went to bed that night knowing we lived in the greatest country in the history of the world. God bless Neil Armstrong.

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.