Narcissism is a factor in trait theory used in various self-report inventories of personality such as the Millon Clinical Multiaxial Inventory. It is one of the three dark triadic personality traits (the others being psychopathy and Machiavellianism). Except in the sense of primary narcissism or healthy self-love, narcissism is usually considered a problem in a person's or group's relationships with self and others. Narcissism is not the same as egocentrism. The term "narcissism" comes from the Greek myth about Narcissus (, ""), a handsome Greek youth who, according to Ovid, rejected the desperate advances of the nymph Echo. This caused Narcissus
Echo (mythology) he was out hunting deer with his companions. She immediately fell in love with him and, infatuated, followed quietly. The more she looked at the young man, the more she longed for him. Though she wished with all her heart to call out to Narcissus, Juno's curse prevented her. During the hunt, Narcissus became separated from his companions and called out, ‘is anyone there,’ and heard the nymph repeat his words. Startled, Narcissus answered the voice, ‘come here,’ only to be told the same. When Narcissus saw that nobody had emerged from the glade, he concluded that the owner of