"Oh," the kid says. "Ohh."

In the time is takes him to process this, a blush has finished its hostile takeover of his face. "So, a rehearsed display of canned cleverness aimed at entreating other people into responding in a favorable manner, which favors either the very charismatic or the very prepared."

Which is, of course, what she just said. Sort of.

He shakes his head, and sips his tea. "I know of flirting, yes. It can be useful sometimes."