Sadistic Personality Disorder

[Wikipedia] Sadistic personality disorder is a pervasive pattern of cruel, demeaning, and aggressive behavior, beginning by early adulthood, as indicated by the repeated occurrence of at least four of the following:

• Has used physical cruelty or violence for the purpose of establishing dominance in a relationship.
• Humiliates or demeans people in the presence of others.
• Has treated or disciplined someone under his/her control unusually harshly.
• Is amused by, or takes pleasure in, the psychological or physical suffering of others (including animals).
• Has lied for the purpose of harming or inflicting pain on others (not merely to achieve some other goal).
• Gets other people to do what he/she wants by frightening them (through intimidation or even terror).
• Restricts the autonomy of people with whom he or she has a close relationship, e.g., will not let spouse leave the house unaccompanied or permit teenage daughter to attend social functions.
• Is fascinated by violence, weapons, injury, or torture.

Do you suffer from SPD?