> The fact that people have now changed their minds on that particular matter doesn't mean that anything people haven't changed their minds but consider tradition is equally wrong.
No, but it does mean that tradition can be an obstacle for considering the rightness of an action.
> Or that there's some law-of-nature-style "right and wrong" aside what a culture deems as such.
Agreed. But if we assume some basic principles (e.g. like preventable pain and suffering should be avoided or human existence is good or whatever), then we can question whether something is right according to those principles.
No, but it does mean that tradition can be an obstacle for considering the rightness of an action.
> Or that there's some law-of-nature-style "right and wrong" aside what a culture deems as such.
Agreed. But if we assume some basic principles (e.g. like preventable pain and suffering should be avoided or human existence is good or whatever), then we can question whether something is right according to those principles.