[Rin is shockingly forgiving for someone with just as bad of a temper. Helps that he has to actually be aware of his emotions more now days, but even before then he wasn't the sort to hold a grudge.]

I'm not sayin' it's impossible to go back. People do all the time. I'm just sayin' standin' there pissed off about it ain't gonna make the moons or whatever do it any faster or slower.

[He's conveniently leaving out that he actually does have a reason to stay, and a pretty big one at that, but he's fairly convinced at this point if he mentions the fact that he's engaged to someone from a world other than his own Zuko is probably going to lose his absolute shit at him.]

Right this second, though? You do have two choices. Keep bein' angry over somethin' you got zero control over, or come get some food with me.