Ianto raises an eyebrow at the other man and makes it a point of giving him an assessing once-over as he considers his reply. Would it inflate the other man's ego if he agreed with the statement? Would it deflate it too much if he didn't?

"You could do with a little more work on your expressions," he replies, flicking the quirk of a smile at him, before raising his glass to take another sip of his drink. "But I certainly know who would win in a fight, yes."