Green not only criticizes the evaluative hedonism he finds in Mill; he also rejects evaluative hedonism outright. One argument he makes is that evaluative hedonism is actually inconsistent with psychological hedonism. Evaluative hedonism says that our ultimate aim ought to be to maximize net pleasure or to seek the largest sum of pleasures, whereas psychological hedonism claims that pleasurable experience is the ultimate object of desire. But a sum of pleasures is not itself a pleasure, and so,