So without an original or helpful thought in my head, I just sat for some minutes and watched these poor disconnected people shuffle past. Then I did… - Bill Bryson

Normally, your wife can hear things that no one else on earth can hear. She can hear a dab of jam fall onto a carpet two rooms away. She can hear spilled coffee being furtively mopped up with a good bathtowel. She can hear dirt being tracked across a clean floor. She can hear you just thinking about doing something you shouldn't do. But get yourself stuck in a loft hatch and suddenly it is as if she has been placed in a soundproof chamber.

On April 3, 1956, according to news reports, a Mrs. Julia Chase of Hagerstown, Maryland, while on a tour of the White House, slipped away from her tour group and vanished into the heart of the building. For four and a half hours, Mrs. Chase, who was described later as “dishevelled, vague and not quite lucid,” wandered through the White House, setting small fires—five in all. That’s how tight security was in those days: a not-quite-lucid woman was able to roam unnoticed through the executive mansion for more than half a working day.

In three minutes, 98 percent of all the matter there is or will ever be has been produced. We have a universe