Earlier quoted context omitted.
I don't think this is obvious at all. I think its a reasonable function of the state to pursue policies that improve the mental and physical health of its citizens, partly because the negative effects of an unhealthy population are not limited to the individuals who are unhealthy. Liberty is great. I wouldn't want to live anywhere where it wasn't one of the primary goals of a society, but there is no stone tablet fro…
When you say "a society" sets a goal, it always implies a ruling group of people imposing their view of the common good unto everyone. How do you make sure that whoever makes that choice makes it in a way you yourself will agree with?
People's lives are ruined by gambling all the time, for instance. It is dumb to pretend like the pleasure a few people get out of it is worth someone betting away his family's welfare. It is ok to just decide "this needs to be regulated." Not everything is some intractible philosophical mystery that no consensus will ever coalesce around. Not every single thing every single person wants needs to be taken seriously.