Earlier quoted context omitted.
> To say good isn't subjective is to say there is some part of the universe at some fundamental level that defines good. Not especially: there is an abundance of immanent ethical theories that define the Good (or Right) in terms of basic things in our grasp: the number of people who go hungry, the number of people who die of preventable diseases, &c. These don't require some spooky or transcendental universal fundame…
> there is an abundance of immanent ethical theories that define the Good (or Right) in terms of basic things in our grasp The problem with all those theories, is they can be attacked as simply efforts to define "good" – with the ensuing problem that other people will define "good" in contrary ways, and if "good" is just a definition, then how can a mere definition be, in an objective sense, superior to a competing p…
Neither intersubjective nor Kantian ethics have this problem: intersubjective ethics doesn't admit of an objective Good, and Kantian ethics don't admit of an is-ought distinction (all "ought"s are in fact "is"es that are bound in actions).