Tenets & Oath Tenets Integrity (Yom Chi) Perseverance (In Nae) Self-Control (Guk Gi) Indomitable Spirit (Beakjul Boolgool) Oath I shall observe the tenets of Taekwon-Do I shall respect my instructors and seniors I shall never misuse Taekwon-Do I shall be a champion of freedom and justice I shall build a more peaceful world