He takes a moment to run his hand along the back of Bruce's head, lets his fingers float through Bruce's hair. He's working out Bruce's back, but he's also just applying little kisses and moments of soft affection mixed in.

"I love how much you let me touch you."

He loves showing Bruce how much he's loved, another language for him to tell him how much he means. Something that can't be misconstrued. Somewhere he knows, they both know, he'd never ever lie.