“Because they don’t sell,” he concluded. “Bookshops aren’t volunteer organizations. They can’t survive if they don’t make sales, and that’s why books that don’t sell just disappear. That’s why your grandpa’s shop really stands out. There’s an incredible assortment of books here on these shelves, even if they’re no longer bestsellers—in fact, they take pride of place. I mean, of course it’s because it’s a used bookshop, but in here I can get my hands on anything but the absolute rarest of titles.”