The theory of eight-character numerology and Feng Shui is true because it is the study of yin and yang, the five elements, heaven and earth, time and space do exist, just like Chinese medicine diagnoses people, just like Qigong, it is scientific. As for the theory of ghosts and gods, there are Some say yes, but some say no. Once upon a time, I also learned magic from others, but I never really saw ghosts and gods. There is a poem that says: "Why say there are ghosts and gods in the world? It's just because of the injustice in people's hearts. They act as brightly as the sun and the moon." , even if there is a ghost behind, it won’t work."