Spending his afternoon effectively training someone else on their anatomy -- not how Sasuke had envisioned the day going. Only clan-trained politeness kept the thought from surfacing, and he was already hunting for a way to turn down her offer without making the upcoming mission awkward when she offered her second suggestion.

It prompted him to raise his eyebrow a second time, though this time it was accompanied with a scrutinizing once-over, trying to decide if Sakura was the kind of person who tolerated pain well. Hard to tell just from looking, though he could make assumptions based on the kinds of expressions she generally turned to the world. It wasn't a terrible idea, but ultimately ...

"The policy for medical ninjutsu is to not train on humans," he said, albeit somewhat reluctantly. "Other humans, at least. Genjutsu training would help only as practice in maintaining chakra control."

Which wasn't in itself a bad idea, if he thought about it. Genjutsu could mimic the usual distraction-rich field of combat.