"Most things heal. They don't always heal correctly. My job is to make sure they do."

It's not a direct confrontation, but it's firm. He'll look at it later, when they're in a safer location and not liable to be walked in on.

Bruce is thorough about his cleaning. Then he takes out a little antiseptic cream and gently smears a tiny bit over the brand. "That should help." All he needed to do was tape a gauze pad over it to keep it clean and they'd be golden.