What's the worst you've ever hurt yourself? Broken bones, concussion, etc.?
“Well, I’ve broken plenty of bones over the years.”
“There was the time I tried to climb up the roof of the guard tower and slipped and broke my arm. Or the time I thought ice surfing across the compound wall would be a good idea. And one time I just misjudged my earthbending and ended up breaking my knuckles instead of punching through a slab of rock.”
“But the only time they really worried was when I fell in the water this one time…”
“Naga saved my life. But I don’t really like to talk about it.” She made a stupid mistake and it almost cost everyone everything.
[ More on the story is told here. ^^ ]