Draco's smile was a cool mask by the time he looked at Harry, the usual calm exterior he presented. "They are only moments in history, and generally ones I'd like to let be simply that: history. They cannot harm me."
He wouldn't say how long it would take after Potter left for Draco to put his walls back in place. The only way back to his usual right now was to let himself feel, and he needed to get that out of his system and restore his mind before Alyssa woke from her nap. "However," he said dryly, "if you could possibly to find memories to focus on that have nothing to do with me, next time, it would be preferred."