It was a student mixer, in the lobby of one of those dead fancy accommodation buildings that looks like an expensive hotel and is occupied exclusively by young rich white couples, international students and wheelchair users. I think Issac hadn't arrived yet, or maybe he'd just gone to get me a drink, so I sat next to Morris at the bar. He had one of those faces where you feel like you've met him before even though you know you haven't. I spotted an opportunity. "Hey, it's funny to have sat...