The parent obviously is not allowed to batter or ill-treat a child without exposing himself or herself to legal reprisals.
It is not that one must not ill-treat people, but that one should pretend that certain things do not exist as a matter of principle.
You cannot ill-treat a local authority; a local authority has no personal identity which it is possible to injure.
Corporal punishment should be the only punishment for men who ill-treat animals or children.
No one has suggested that companies engaged in civil aviation should under-pay, ill-treat or sweat their labour in order to provide paying services.
Step-parents, adoptive parents, foster parents and strangers have all been known drastically to ill-treat children in their care.
The average parent does not ill-treat his child.
But there is the unfortunate minority who ill-treat their animals.