Since knowledge is woefully inadequate, this would necessarily boil down to “treat others as you assume they treat others,” which is exactly the moral standard already followed by trigger-happy cops, ICE agents, MAGAs and bigots in general.
Is that really the best you can do?
As far as the Golden Rule goes, it’s immensely improved by framing it negatively - do not do unto others as you would not have done unto you.












Of course he won’t stop - he’s arrested at an emotional age of about 14.
He’s effectively a permanent chuunibyou, and the only way out of that is to outgrow it and he long since failed to do that.