Meryl Streep

Service is the only thing that's important about love. Everybody is worried about 'losing yourself' - all this narcissism. Duty. We can't stand that idea now either... But duty might be a suit of armor you put on to fight for your love.

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.