I think of that, too: her mind. Her brain, all those coils, and her thoughts shuttling through those coils like fast, frantic centipedes. Like a child, I picture opening her skull, unspooling her brain and sifting through it, trying to catch and pin down her thoughts. What are you thinking, Amy? The question I've asked most often during our marriage, if not out loud, if not to the person who could answer. I suppose these questions stormcloud over every marriage: What are you thinking? How are you feeling? Who are you? What have we done to each other? What will we do?