" She laughed and said: “Because nothing. I’d like you to forgive me, but I don’t expect you to.
Anyway, that’s not the half of it, not even a small bit of it, actually. The main thing is, I kept you and
Tommy apart.” Her voice had dropped again, almost to a whisper. “That was the worst thing I did. "

― Kazuo Ishiguro , Never Let Me Go