Putting on a public show isn't my thing. I couldn't tell you exactly what's going through their heads.

[Finally, his expression shifts to one serious enough to be suitable for discussing public indecency.]

Something I can tell you, is sometimes you can't help it.

[He's not trying to scare him, but when he talks to someone newer, it feels like his duty to pass along a little of the knowledge he's picked up over the past months.]