Peter Blair Henry

Economic growth creates jobs, and countries grow when they educate their people and pursue policies that encourage households to save, existing businesses to invest, and entrepreneurs to innovate and create new markets.

Just as an individual's ability to delay gratification at a young age is a powerful predictor of future academic and professional achievement, discipline is also central to the long-run economic health of nations.

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.