“Katie ... Katie, let’s say that this doesn’t count—this, now—it’s past counting anyway, isn’t it? This can’t touch what it was like, can it, Katie? ... People always regret that the past is so final, that nothing can change it—but I’m glad it’s so. We can’t spoil it. We can think of the past, can’t we? Why shouldn’t we? I mean, as you said, like grown-up people, not fooling ourselves, not trying to hope, but only

