[Kodix]

>2. No hitting that damages them.

To the best of my knowledge, all violence hurts children, even if it doesn't damage them physically. There's a wide variety of studies I've seen over the years that suggest negative outcomes for kids due to corporal punishment.

Here's one such meta analysis from a quick search, but there's plenty more out there: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3768154/

Agreed with the remainder of your points. Though what's actually is difficult is the execution of all that, in my opinion.