When he was a kid he had read the Greek myth of Theseus and the minotaur, which hinged on the premise that the people of Athens had somehow been persuaded to select seven maidens and seven boys by lot, every few years, and send them to Crete to serve as monster chow. This had always struck him as the weakest point of what was otherwise a great yarn. Who would do that? Who would choose their kids by lot and send them to such a fate?