I've always taken that as my guiding principle and the rest is just set dressing. You can have dragons in it, or aliens and starships, or a western about a gunslinger, or even literary fiction, and ultimately you're still writing about the human heart in conflict with itself.
George R. R. MartinWe were talking about the prince,' Sansa said, her voice soft as a kiss. Arya knew which prince she meant: Joffrey, of course. The tall, handsome one. Sansa got to sit with him at the feast. Arya had to sit with the little fat one. Naturally.
George R. R. Martin