For if with Sidgwick one holds, and once one has conceded Sidgwick’s premises and methods it would be rationally impossible not to hold, that whenever the requirements of Universal Happiness conflict with those of Egoistic Happiness the choice as to what and how much to grant to each has to be understood as an arbitrary preference, then every rule as held by each individual has a prospective indeterminacy of indefinite range, for each rule is vulnerable to whatever range of exceptions each particular individual may make in his or her own favor.
