"Yeah, that's where all the spirits live. Well...most of them. Some of them decided to live in the mortal world after...that was an option."

Look, Korra doesn't need to go telling everybody she meets how she sort of broke the world that time.

"And if they want to talk to people, they just talk to people. Some of them are really chatty. But spirits are kind of different where I come from, it doesn't just mean 'the spirit of a dead person'. That's one kind of spirit, but lots of them were born and live in the spirit world and aren't anything like human."