[voice]
Ah, that sounds like someone I know. He was kinda like that too--except he didn't have wisdom. Just recklessness. He was an idiot dog who always wanted to rush headfirst to help people, even if it meant he might die.
Usually there aren't good things about prisons, but some people say its not all bad in here. So, I guess that Aang guy wouldn't have to look too hard.