"Blaise’s father, of course. Landed on his head. I don’t know who brought the boy up. Thalia’s had more husbands than I’ve had Christmas dinners, and she’s spent most of the last fifteen years on the continent. I suppose there were nannies ..." She stops and glares again, as if she expects them to argue with her. "I’m saying that if the boy is a bit troubled, there’s good reason for it."