"All it really takes is a matter of perspective," Luna said, confidently leading them through what seemed to be a dungeon with a layout more complicated than the school had ever been. "So long as I have the two dots connected on a line, we can travel that line until we reach our stop."

Hermione admitted to herself that she was glad Luna and her prodigious lateral thinking ability (and credulous nature) had tagged along on this trip, with the castle growing quickly over the horizon.