I'd never do anything cruel to you, Mei! You should have more faith in me!

[He's the most overly overprotective one, despite being the youngest, and that kind of comment goes right to the heart. He puts one hand over his heart, dramatically acting as though he's really wounded.]

Looking good is always worth the effort in the end, anyway.

[AKA, "the ends justify the means," which just makes his original point moot.]