"That's right. I haven't gotten much of a chance to meet a lot of people yet." Aside from Gohan and perhaps Videl, he didn't really feel any connection to anyone yet.

"I'm sort of used to perilous. But you're the one that got thrown into a black hole, weren't you? How did you come back from that?" As far as he's aware, there's no dragonballs here. Gohan definitely would have mentioned that.