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Fortune-telling has a long history and is profound. It is a branch of the theory of yin-yang and five elements in classical philosophy, which is often used by people to speculate on the future and explore the development track of fate. Confucius said, "I don't know my destiny, but I don't think I'm a gentleman." Huang Shigong's Su Shu also said: "A wise man and a gentleman should know the way of ups and downs, and judge the chaos according to the number of successes and failures, so as to reach the truth." So, I hide, hold the road, and wait for the right time. If the time comes, you can be a minister;
If you have the opportunity to move, you can do a lot. If it doesn't happen, it is nothing. "This means that a wise man should know the law of ups and downs, the timing of success or failure, the timing of good and bad, the timing of going and returning, seize the opportunity, act in time and follow the trend.