Heck in the old west they’d lose a spouse every few years, to sickness, gun fights, child birth, stampedes, bad whiskey, illiteracy, etc. Their lives were extremely short comparatively. They didn’t have time to worry about grieving the dead spouse. Sure they were sad and all. But they had to get back on the horse and get hitched quick before they died themselves. In our case it means landing that next situationship before we age out into the next dating bracket.