Narcissistic personality disorder is a complex personality disorder that is often misunderstood. Its basic characteristics are exaggeration of self-worth and lack of public perception of others. People with this personality disorder often have a sense of privilege and expect that they can get special Most of the friendship and treatment are based on interests. According to the above definitions, Which of the following manifestations of non-narcissistic personality disorder are:. ['Xiao Zhang always feels that he is the best person and deserves all honors.', 'Xiao Zhao always throws away gifts carefully chosen by friends.', 'Xiao Liu likes to instruct others while he is in the bedroom.', "Kobayashi has always been persistent in his goals, and does not care about other people's evaluation."]