Sadistic behavior is characterized by cruel, aggressive, manipulative, and demeaning behavior directed towards others. Abusiveness and violence are common in the sadist's social relationships, because the sadist lacks concern for people and derives pleasure from harming or humiliating others. The behavior pattern is inflexible across all personal and social situations and significantly impairs their social or occupational functioning. Normally sadistic people use physical cruelty or violence for the purpose of establishing dominance in a relationship or sometimes merely to achieve some no interpersonal goal, such as striking someone in order to rob them. They want to gain power and control over the self and over outside objects. They posses driving need to dominance and want to have an impact on others. Apart they want to gain validation of their own being, their importance, and their power by hurting and dominating others.