Zuko, none of us would be comfortable with leaving her on her own. And being close to her like that is important, so we know if something happens, you can't -- it's no use blaming yourself for doing something so important even when things happen while you're busy there. Things always happen! Sometimes we can't stop them, but we can at least try our best, that they won't happen again.

...You can't know that for sure.

[She jumps a little when she hears the sounds.]

What are you doing?