Friendships are voluntary relationships founded and sustained on reciprocated good will and mutual caring. Individuals in end friendships exhibit a mutual regard that is characteristic of those dispositions by which they spontaneously treat one another as ends. But even the closest of friends face challenges that can pit reasons of reciprocity or considerations of morality against friendship. My focus here is to examine how friends may assess their relationships in light of such challenges. This inquiry may then illuminate how the (...) demands of friendship generate reasons. (shrink)