Well, one of the things I always miss most about the ocean when I'm away from it isn't just how vast it is -- it's the sound of the waves. I grew up by the sea, so... it's always been in my head, one way or another. Sometimes when I'm away for it for a long time I feel like I'm missing something, but I don't remember what...

[She turns from Polka to face the water.] And then when I'm practicing the basics of bending, I hear it. [Katara begins to push and pull on the water, and it creates waves and the sound of the tide.]

So I can close my eyes sometimes and just... remember home.

[Which is not a good idea to do here and now, because she might start crying. But she's happy to provide the sound of the waves for a fellow water-lover.]