This same slim, eager man had leaned over earlier, before the lesson began, to whisper loudly to the Doctor. ???I was a friend of his son, you know.??? The Doctor thought, no I don???t know, I don???t know at all but I can tell you???re about to tell me whether I want to know or not, and indeed the man goes on to describe the dark alcoves of that house, the tattered gothic tapestries, the melancho