“Sophia was silent a while, thinking it through. Then, “Go with it.” She said the unfamiliar words carefully, and, grinning, tried them again. “Go with it. You talk about decent people living decent lives as if that doesn’t mean anything, like it’s not a big deal. But you listen–this ‘decent’, it is the only thing that matters. I don’t care if you theorise, Mr Scientist, a machine that makes all men kind and all women beautiful if, while making your machine, you don’t stop to help the old mother cross the street, you know? I don’t care if you cure ageing, or stop starvation or end nuclear wars, if you forget this–” she rapped her knuckles against my forehead “–or this–” pressed her palm against my chest “–because even then if you save everyone else, you’ll be dead inside. Men must be decent first and brilliant later, otherwise you’re not helping people, just servicing the machine.”