A Discourse on the Heart Sutra, with Chi Kung - Part2. Grandmaster Wang Xiang-Zhai (1885-1963) “All sorts of strengths originate in the void and nothingness, which can only be felt gradually by the tiny edges and corners of the body”.
We must, first and foremost, avoid the use of clumsy force, in body and in mind. Using this force makes the qi stagnant. When the qi is stagnant, the yi stops; when the yi stops, the spirit is broken. Essence of Combat Science - Wang XiangZhai yiquan.