In Utilitarianism, J.S. Mill gives an account for the reasons one must abide by the principles of Utilitarianism. Also referred to as the Greatest-happiness Principle, this doctrine promotes the greatest happiness for the greatest amount of people. More specifically, Utilitarianism is a form of consequentialism, holding that the right act is that which yields the greatest net utility, or "the total amount of pleasure minus the total amount of pain", for all individuals affected by said act (Joyce, lecture notes from 03/30).

In defining utilitarianism, J.S. Mill counters the popular belief that this theory only deals with the pleasure yielded by actions of individuals by stating that, "the theory of utility... [is] not something to be contradistinguished from pleasure, but pleasure... together with exemption from pain" (596). He goes on to argue that the foundation of this principle lies in the fact that an individual's action is right...