Mill's Argumentative Analysis
Mill provides a proof that if someone says that one thing is good as it leads to another, then, if we agree that the second thing is good, then in that case people have a pretty strong reason to regard the first thing as good. The reason is that it’s an instrumental for achieving the second thing, which is already considered to be good. However if someone , asserts an entire package of values as good but not as instrumentally good and as containing all that one would ever want to target at, then the same sort of instrumental argument is not available, and in such cases we shouldn’t blame Mill for its absence.
Mill himself agrees that the “proof” of utilitarianism that would be offering that characterizes as “considerations capable of determining