Zuko had an epiphany - and apparently, this is what it did to him. No fear! There's plenty of crankiness just waiting to come to the surface if need be.

"It shows," he says, frowning slightly. "You can always tell, even when natural abilities are uneven. My sister-" he breaks off, and shrugs. "Will you be joining the practises they start, then?"

He is curious about people he might spar with!