Sokka begins pacing back in forth, deep in thought.

"If we really are from different times, why would this thing take us like that? I mean, what if it decided to take Katara before she mastered waterbending? She wouldn't be all that useful for whatever this purpose is."

He pauses and glances nervously at Katara.

"If Katara got taken for her bending skills, I mean. Heh."