In the end, he had to admit, he didn't really understand her. He didn't understand women. He didn't understand men. He didn't even understand children very well. All he really understood, he thought, was himself and the rest of the universe. Neither anything like completely, of course, but both well enough to know that what remained to be discovered would make sense; it would fit in, it could all be gradually and patiently fitted together a bit at a time, like an infinite jigsaw puzzle, with no straight edges to look for and no end in sight, but one in which there was always going to be somewhere for absolutely any piece to fit.