"Yes." There's another little pause preceding that, he's thinking -- always, no, but since birth, yes, and that's closer to true considering what he thinks she means. "It's fine, ah... I just don't talk about it much."

See also: re: people thinking it's mad. But maybe talking about it like it's normal will help; ignoring it certainly hasn't.

"I'm Wolfgang. By the way." He tucks his hair behind one ear and offers a wan smile. It's not a very good one but he is trying.