[He prefers to say 'childlike'. Of course, Jade hasn't always been the best at making sense of emotions himself.

And there Luke goes... defeating his joke with more emotionality. Jade's smile fades.]

I can't quite say that I know the feeling. [He quietly adjusts his glasses, reflecting on his own near death experience at Luceti. He may understand more than he knows.] But I can understand where it's coming from.

[And just like that, he assumes a casual air again.]

Very well, Luke. You may resume having missed me to your heart's content.