Cain smiles as he inclines his head as he takes the response with good grace, and well-concealed relief. He'll leap at the interpretation that it was a joke, to better smooth over the moment.

"You have me there." Really, he should consider himself lucky that the rather large fellow didn't take more offense. "Pardon my language, it's late. My mental faculties aren't quite all there."

Ah, the shelter of self-deprecating humor.