His fighting scenes in movies lead to a passion for martial arts. He has studied various forms of Jujitsu, Taekwondo, Jeet Kune Do and Eskrima. Paul mentioned in a magazine interview that he had hoped enroll in the Keysi Fighting Method when it comes to the United States. Other than practicing martial arts, Paul enjoyed relaxing at home with his daughter, Meadow Rain, surfing near his Huntington Beach abode, walking his dogs and just driving.