Roland really needs to let go of the idea that paper is some rare and precious thing. It's obvious his world was the exception there, not the rule, and you can't understand another culture if you're too busy wondering at the strangeness of it. He can't let go of the idea completely, but he does try.

"Too active?" He looks at Aang a second, expression dry and warm because really, Aang being too active, say it isn't so, before turning to look through the cupboards with the familiarity of one who spends just as much time here as the floor on which he is technically supposed to be sleeping. "Were many spirited children in your temple taught the same? Oh and, with all the hiding you've been doing, have you eaten?"