That actually made her laugh - or, given she was a villain, perhaps "cackle" was the better term?

"And I thought the teachers I had growing up were batty!" There were a few squeaks of protest coming from her hair, her bats disapproving of the language. "Oh, babies, you know what I mean... But the point is, if nobody here has power, than that means neither do they, and they can't tell us what to do."