He’d awake with a start at five or six. [fact]
He could not hold all the things he had to do in his mind, and he was afraid of forgetting something crucial. In every other case, he’d always felt confident of his mastery of the facts, but Woburn was much more complex than any other case. After a long day he’d fall into an exhausted slumber and dream of numbers—of T cell counts, blink reflex milliseconds, parts per billion of TCE. He’d awake with a start at five or six in the morning, feeling as if he had worked through the entire night.
Jonathan Harr, A Civil Action, loc. 1161