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Eight Key Concepts:
1: Yong Ki - Courage
2: Chung Shin Tong Il - Concentration
3: In Neh - Endurance
4: Chung Jik - Honesty
5: Kyum Son - Humility
6: Him Cho Chung - Control of power
7: Shin Chook - Tension & relaxation
8: Wan Gup - Speed control
Grandmaster Hwang Kee
