 This martial arts knowledge was passed down to him by his grandfather, Myung-duk Suh, who began teaching him at the tender age of five.Kuk Sool Won™ is a systematic study of all of the conventional fighting arts, which together comprise the martial arts history of Korea.As a martial arts system, Kuk Sool Won™ is extremely well-organized and seeks to integrate and explore the entire spectrum of established Asian fighting arts, along with body conditioning, mental development, and traditional weapons training.