[And the thought of time being an illusion only makes her think about it more--if time passing didn't even matter, then what was destiny? If it didn't matter, it couldn't be fate. So what was constant?

It's all a bit more philosophical than she tends to be, and this has already been a pretty deep discussion about it. At least his last words are reassuring, and she smiles.]

Glad to hear it. See? You'll get to meet tons of people because of Korra and the Avatar spirit. So don't be too sad about it, okay?