[Iroh had nearly tripped when he realized he didn't need to run any more. Now he has a better chance of taking in his surroundings. Including the fact his nephew had used what looked like a Water Tribe boomerang, and that he had wings.]

Yes. Just let me catch my breath. I hadn't expected to come back here.

[He's pretty sure he left and returned, but he can't tell how long he's been away. Days... months... years maybe. Surely not years again.]