The yin yang philosophy of tai ji quan includes static dynamic,fast and slow.

太极拳的阴阳哲学包含动与静、快与慢。

Chinese believe that dynamic is contained in static,and fast is contained in slow.

中国人认为动蕴含在静里，快蕴含在慢中。

Tai chi is the combination of these energies.

太极就是这两种能量的总和。

It’s fighting principle is to maneuver the internal energy flows to achieve speed and power.

太极拳的搏击原理是调动人体内在的能量流动，既有速度又有爆发力。

The most important function of tai chi is to experience the theory of static and dynamic in nature and life,and tune one’s heart and figure in harmony with nature.

体会生命，体会自然中动与静的真正原理，在内心和身体上与自然保持和谐才是太极的最大用途。