[He's angry and hurting and - in further denial of her than she'd expected. She's dealt with enough angry and hurting people over the past near-decade to recognize the signs, and even if it's not her Sokka, even if they weren't as close as they had been, she'd still know...

...something is very wrong with him.

But her voice is mild, interested. And she starts by agreeing with him.] I know what you mean. Even the basics of this place seem ridiculous in our own worlds. It's not as if needing wings to live lends any evidence to ridiculous things like ice dragons.