Edward lips quirked, amused, predictable (with even some fondness) in the expression from the second thought. He did not still at the touch over him, but marginally shifted speed slower to adjust to it. Carlisle over and under him.

"I would give you my side if I could."

Which was not the same as wishing he could. That was a wish long grown all but dormant. And, for this situation specifically, he's not sure he could wish the onslaught of a million cascading and colliding reactions from them both, and from one unforgotten, on Carlisle.