) "Being persuaded to break the valley" means cooperating with being persuaded to break the valley, based on being persuaded, and achieving the goal of breaking the valley through being persuaded. Specific statements vary, and some advocate that at the beginning of persuasion, you should drink one or two flax soup or crispy soup when you are hungry, or one or two glasses of wine, and only drink water when you are thirsty. Some people advocate gradually reducing food at the beginning of persuasion, reducing one mouthful a day to ten days. Some people advocate not forcing the valley, waiting for qigong to deepen, and naturally breaking the valley after three years. Specific methods can be found in all kinds of books about Qi, according to the chapter "Bao Puzi Miscellaneous Response", that is, the eating method of twelve o'clock Qi, the eating method of old star Qi, the eating method of six or five essence Qi and the eating method of thinking Qi.