There are two common assumptions about well-being that I am especially concerned to dispute in this dissertation. The first assumption is that differences in kinds of prudential values (pleasure, achievement, falling in love, etc.) can be reduced to differences in amount of prudential value. That is, that differences in the qualities of values can reliably be reduced to mere differences in quantity. The second assumption is that well-being is the appropriate object of moral concern. Consequentialist moral theories typically argue that morality requires the maximization of well-being across persons. Thus, such consequentialists suggest, the way to take another into account morally is to promote that person's well-being. Against the first ...