The advantages are: easy to get started, good at winning with skills, not rigid in moves, both offensive and defensive, combining rigidity with softness, defeating strength with weakness, constant and changeable; At the same time, it has the effect of self-cultivation The longer you practice, the greater your strength. Disadvantages are: difficult to refine, requiring correct routine movements, close coordination of various parts of the body, quick and flexible response, correct force, solid basic skills and long actual training time. As the saying goes, if you want to practice Tai Ji Chuan well, you should stay at home for ten years.