Talking to my parents, and listening to recordings made with my grandparents and great-grandparents, this is silly. All of them worried about finances and the cost of kids. They survived the Depression, and that informed their view. And they always worried about their kids success and safety.
Might be missing that the whole idea of parenting is a rather new and novel one. Modern parenting starts roughly when baby boomers started their own families.
Worry is going to present, no matter what. Parents with hundreds of thousands in the bank worry, too. That can't be optimized for.
Smart people see when doing something will require swimming against the current for extended periods, however, and opt to not put themselves in that situation. The problem isn't that people can see this and act accordingly, but the direction of the current. The direction of the current is what needs to change.