[Mako only gives a fleeting grin.] She's like that. Doesn't always help, but it really counts when it does.

[Putting that nagging thought on the table, because Mako's not one to sit on something too long when he's got a hunch.] So I show you some firebending and you let me know if you've got one of those mutation abilities from your world?

[Charles is taking too much interest in bending, and it's hitting a few alarms for the detective.]