Arabs call it (physiognomy), which is knowing the behavior of the person in front of you and what is hidden from him simply by looking at his facial expressions and features. In the twentieth century, a psychological theory was developed that specializes in studying human facial expressions to form a comprehensive picture of his personality and psychological behavior. According to psychoanalysis, there are five types of people. We will live our journey with them through this book. Observe them carefully, and monitor their actions and behaviors, so that you know the type of person in front of you as soon as you see him, and know how to deal with him and coexist. Don't forget to get to know your personality type while reading these five types! The book that caused a huge stir as soon as it was published more than a century ago and was praised by many doctors and psychoanalysts