( he dips his head a bit — a nod, of a sort. his tone is dripping with something like wryness when he speaks, lowly, but any accusation is self-directed )

I've already known that I'm selfish, for a long time. When — ( hesitates, on the verge of something ) I don't remember if I've ever mentioned it, but I have a little sister. She's a sweet girl that anyone wouldn't be able to help getting along with! When she was small, though, we had to be separated for a long time.