He tries to learn, really he does, but he can't make himself really hit her, and she just laughs at him. "You call that love tap a punch, Sparky? Stop it, that tickles."

You, you you! You're making me want to write more, like when Zuko gets to Ba Sing Se and votes for hightailing it out of there (and thereby earns Toph's eternal devotion), and the ramifications of the Fire Prince being there, and and and...