Adjuster gives origin to unselfish interest in welfare of others; leads to happiness.  Differences in status of races and groups are essential to development of tolerance and altruismo.  Every human being very early experiences something of a conflict between his self-seeking and his altruistic impulses. 
Fire was a great civilizer, providing man with his first means of being altruistic without loss by enabling him to give live coals to a neighbor without depriving himself.  Altruism is learned in one’s family.  It is more blessed to give than to receive.  Noble soul is generous among the grasping.  Only religion lastingly increases altruism.  Only a well-unified personality can arbitrate multiform contentions regarding the ego cravings and altruism.  Overdeveloped altruism may seriously injure the self.  Reason, morality, and religion necessary for altruism.  Selflessness is inherent in parental love. 
Is altruism—service of one’s fellows—desirable? Then must life experience provide for encountering situations of social inequality. Is unselfishness—the spirit of self-forgetfulness—desirable? Then must mortal man live face to face with the incessant clamoring of an inescapable self for recognition and honor.  It is neither tenderness nor altruism to bestow futile sympathy upon degenerated human beings, unsalvable abnormal and inferior mortals. 
Unselfishness is the badge of human greatness.  Havona creatures are unselfish, but they never gained such levels of experience by the magnificent conquest of a belligerent self.  There is no Latin word for altruism.  Unselfishness, aside from parental instinct, is not altogether natural; other persons are not naturally loved.