“The ocean is unstill,” she says, “farther down than you think. All the way to the bottom, things move.” She seldom talks this much or this fluently, legs crossed and gaze toward the window, the familiar slant of her expression, all her features slipping gently to the left. I’m aware, by now, that this kind of talk isn’t really meant for me, but is simply a conversation she can’t help having, the result of questions asked in some closed-off part of her head.