“The thing about “libertarianism” is that it would be completely workable if the individual had INTERNAL behavioral controls, which would preclude the need for “societal” controls on behavior.”
in other words, if they will voluntarily live as you think they should, we wouldn’t have to FORCE them to comply?
If morality were a matter of opinion, you might have a point.
Objective morality actually keeps the individual and society safe.
You should read the SECOND line of that post you replied to as well.
You could just as easily commented that if people lived a moral life, they wouldn’t be as likely to need to impose their needs on others (through the government).