Disassemble the cells of a sponge (by passing them through a sieve, for instance), then dump them into a solution, and they will find their way back … - Bill Bryson

I mused for a few moments on the question of which was worse, to lead a life so boring that you are easily enchanted, or a life so full of stimulus that you are easily bored.

Consider the fact that for 3.8 billion years, a period of time older than the Earth's mountains and rivers and oceans, every one of your forebears on both sides has been attractive enough to find a mate, healthy enough to reproduce, and sufficiently blessed by fate and circumstances to live long enough to do so. Not one of your pertinent ancestors was squashed, devoured, drowned, starved, stranded, stuck fast, untimely wounded, or otherwise deflected from its life's quest of delivering a tiny charge of genetic material to the right partner at the right moment in order to perpetuate the only possible sequence of hereditary combinations that could result — eventually, astoundingly, and all too briefly — in you.

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.