A stressful, protracted divorce. A difficult, painful death of a beloved husband. And suddenly, after age 50, you're on your own again. Your children have moved out, your parents are aging fast or deceased, your friends' lives continue onward, seemingly unchanged. Being suddenly single after age 50 can be terrifying, but eventually it can also be liberating. It can be fraught with worry and decisions you're unprepared initially to make, but it can...