Moo Yea Sin Moon - January 2006 Moo Yea Sinmoon is the leading martial arts newspaper in Korea which distributes to over 15,000 dojangs. This newspaper will be running multi-part feature series on GM In Sun Seo. Part 1 | Part 2 Part 2: "I chose Hapkido for my life instead of a secure job." Making the decision for a profession When I graduated from Dae Gu Commerce High Scool in 1960, I was torn between pursuing martial arts and starting a career. The high school I graduated from was the best business high school in Korea at that time. During this time, Korea was a very poor country with the GDP per capital being less than $100. Because of my education, getting a good job for me was not a problem but I struggled with my life