[He's already got an answer for that, Jinora. He just has to pause to think of how to put it.]

Well, the book I have is kind of special. It just sort of got made to tell me how to stop something really bad that happened where I'm from. See, look.

[And he pulls the book of fairy tales from his bag. Already it probably looks rather odd with the letters on the cover.

However, there is some recognition on Henry's face when Jinora mentions the 'Avatar'.]

Someone did tell me they probably would know something about this actually. I'm was actually trying to look for her.