I used to live by rules. I don’t mean just the written kind — though I read more laws in a month than most people do in a lifetime — but the unspoken kind. The ones that say you’re supposed to think ...

Ms. Reiley is a journalist and writer. Sophie’s Google searches suggest that she was obsessed with autokabalesis, which means jumping off a high place. Autodefenestration, jumping out a window, is a ...