James blinks; then his expression becomes one of awe and amusement.

He laughs again into his sleeve, and then covers it with a rather obvious cough.

"Blimey, Lily — that was brilliant," he says, his voice its usual library-volume low.

"For that, I'll give you the truth of that story," he says. "It's true that was the moment I decided I loved flying more than just about anything in the world, but I mostly kept the scar because it looked really cool and I knew it'd make Peter a bit sick the next time he came over."