Example, if you let a baby cry at night it will usually stop crying after a few weeks.

Once kids hit ~7 years old it used to be normal to let them wander around the house and neighborhood unsupervised. In most unwesternized countries it still is.

That's how the average family has 6+ kids in some countries. They're only actively caring for a few at a time.

Taking such a relaxed view to parenting in the west would get your kids taken away