"I pick them all," Harry stabbed, his tone dangerously vicious. "And I intend to pick them off ... one at a time. But you could have given me a hint, a clue, anything. It took three years for me to learn what she was suffering under. You must have known about it. You could have pointed me in the direction sooner, that's what I'm most mad about. You could have let me poison Ron, have him killed by a rogue assassin. I have lots of contacts, lots of ways, you know that. I just don't understand why you didn't."