"You give yourself far too much credit."

And then, as if to prove that he was still as much of a brute under those layers of royal etiquette he was showing her — did she even realize how important it was that he was actually behaving himself around her? — Vegeta snatches the beer bottle out of her hand. He takes a drink of himself, not seeming to care that she drank out of it first, and puts it back in her hand.

"Humans. You're such an arrogant species."