[wingspan]

> “And Knosso whatever-his-name was a physicist. That’s the Library of Nothing.”

> “Nothing?”

> The old woman had her spiel ready. “Physicists long since determined that most of space was empty, and most of each atom was empty, so that the overwhelming nature of the universe is nothingness, with tiny interruptions that contain all of existence. So their library is named for this Nothing that comprises most of the universe. And the mathematicians share the space, because they are proud to say that what they study is even less real than what the physicists study, so their portion is called the Library of Less than Nothing.”

> Rigg decided he was going to like the physicists. It seemed to him, though, that the mathematicians must have an annoying competitive streak.

Pathfinder (2010) by Orson Scott Card