"Mm," he said, noncommittal, resisting the urge to glance back at what he was fairly certain were Fumiko's glaring eyes through the window in the door. "Or it sabotages all of them by putting them in a team that doesn't work together properly."

What had he done when Naruto had annoyed him enough in the Academy? If memory served, they'd had the sense to take their fights outdoors, at the very least, but then they'd had years of experience managing that much by the time they'd started classes and Hinata's calming presence besides. He'd also been more likely to punch Naruto than set him on fire, if Sasuke thought about it, which he was gathering was the preferred method to react to an insult.

Not that Mikoto had probably intended for him to give Fumiko a lecture on how to better channel her aggression. Adela's tone wavered somewhere between tired and exasperated, which meant that Iruka's was likely best left to the imagination, but then neither of them likely had much experience growing up in a clan. Or, he thought with a frown, at least not consistently. He'd have to ask the child exactly how this issue with the Sarutobi had arisen.

"I'll make a point to talk to her about what is appropriate inside the classroom," he said finally, tone perhaps more formal than he'd intended. "I'll pass your recommendations on to her parents as well."