“It's hard to explain why, but that regret made me suffer. It seemed to be the sign of a true interest in Lila, something much stronger than the compliments for my discipline as a constant reader. It occurred to me that if Lila had taken out just a single book a year, on that book she would have left her imprint and the teacher would have felt it the moment she returned it, which I left no mark, I embodied only the persistence with which I added volume to volume in no particular order.”