Jopson watches him quietly, smirking to himself at his Captain's frustration. Of course, he knows why he's upset. But Jopson had to give up something in order to study. Constantly rearranging the books back to proper order was what he chose to sacrifice. That didn't mean that he stopped paying attention, though.

"Top shelf, sir. Fourth spot on the left from the middle, if I'm not mistaken."