...Not with the time we had. If I'd stayed... if I'd tried... if I had more time...

["It seems to me like what you can do is very different than what you think you should do."]

...no. I don't think so. I guess I'll never know for sure.

[I walked away and I let him die. And at that thought, Katara's hand goes up to cover her mouth and her shoulders hunch as she starts to cry - shuddering, impolite sobs.]