what is “spirit energy”
spirit (shen) is fire, the mind is categorized as fire,.
the qi is medicine, the body is categorized as medicine.
The spirit and qi are the mother and child.
Xu jing tian shi said: qi is the origin of life. Spirit is the requirement for life.” when it is grasped fully it drives the spirit, focus on holding the qi as one. The spirit covers, the qi resides, the spirit and qi harmonize together. Then you can lengthen life. San mao zhen jun said: qi is the medicine which can be increased over the years, the mind is where qi and shen move from. If you know how to command the qi to move, you can begin to grasp immortality.