He refers to himself as either a “slave” or a “dog” as his master wishes. Doing so will invite serious punishments. A slave must never dare take his master’s name on his lips. Never use second person pronouns like “you”, “your”, etc.
Always refer to you master as “Master” and/or “Sir”.The only purpose of a slave’s existence is to serve his master. They like whatever master tells them to do.
They have no like and dislikes of their own. Their only purpose is to please their master at all costs.