One of the most predictable things in life is there will be change. You are better off if you can have a say in the change. But you are ignorant or naive if you don't think there will be change, whether you want it to or not.
The courts cannot garnish a father's salary, nor freeze his account, nor seize his property on behalf of his children, in our society. Apparently this is because a kid is not a car or a couch or a boat.