"The only negative results of using a memory modification charm happened when someone had attempted to cast one out of a broken wand, and to be honest, he really deserved it." Even as she says it, though, she can't help feeling a tinge of sorrow for Lockhart. Deserving or not, it had been a harsh punishment, but she'd much rather he lose his memories than the alternative. Especially since the alternative would have been Harry and Ron losing their memories and never stopping the basilisk, and never helping her get un-Petrified.

Gently shaking her head, Hermione tells him, "Think of it however you need to. So long as you don't feel as though you need to go through your troubles on your own."