The Fall of Hyperion (Hyperion Cantos, Book 2)

he moved to the rear of the room near me, stood at parade rest, and stared at something near the ceiling—possibly the end of his military career.

“The best lack all conviction,” he thought, “while the worst are full of passionate intensity.”

physics—gravity, Planck’s constant, and the speed of light. The results and are the units sometimes called quantum length and quantum time—the smallest regions of space and time which can be described meaningfully. The so-called Planck length is about 10−35 meter and the Planck time is about 10−43 second.