20 Characteristics of People with Narcissistic Personality Disorder

19. They have trouble regulating their emotions and behavior.

People with narcissistic personality disorder tend to see things in extremes. They are either very good or very bad. There is hardly any middle ground. This is also true of their emotions, which tend to be extreme. They have trouble regulating the way they feel and behave. This is one of the reasons they are prone to rage when they are opposed. Unfortunately, if not restrained, this could lead to destructive or hurtful behavior.