At certain historic moments, grandparents took on childrearing responsibilities. In many cultures, they still do. Chinese grandparents who are able to retire at 55 are seen all over Beijing bouncing grandbabies. In the United States, we can't afford to retire at 55.
“Everything I do in my life is very instinctual and in the moment. If I'm attracted to something, that's it. If I have reservations, those don't change till they're resolved. My first impression is how I go.”