[it's such a hard burden and honestly? Korra wants to just talk to Luna about it forever. She's never had someone who could understand. Especially not after she lost the connection to her previous lives.]

It's... Yeah, I guess you could call it that. It's part of what keeps the world in balance. After the 100 years war, airbending was almost completely destroyed. It's so important that all the elements are there and present, for the sake of the world.

[a pause]

... I bet we have a lot of similar worries, huh.