other people’s children are delightful at times. But other people’s children will not be around, or concerned in the least, when you turn old and need someone to take care of you in your last years on earth. Other people’s children will be too busy with their own parents.
That’s exactly right. Her friend’s kids will grow up and see less and less of her as they do. They go off to college, get jobs and get married.
I was going to say something similar, but you got here first.