"Y-Yeah, that's true." If she still sounds a little awkward, well, that's Gwen. She's still getting used to the idea of friends, again. "What kind of world are you from?"
Other options:
no subject
"Y-Yeah, that's true." If she still sounds a little awkward, well, that's Gwen. She's still getting used to the idea of friends, again. "What kind of world are you from?"