Mm. It doesn't matter, anyway. None of it matters. Knowing the answer wouldn't change that it's all out of our hands.

[He finishes off his glass and gestures for Korra to hand him the bottle so he can pour another one.]

I'm impressed. With your ability to...keep going. If I were the only one left from my world, and had been for several years, I'm pretty sure I'd have shut everyone out by now.