“The Shanggu Tianzhen Lun in the Classic of Internal Medicine states: ‘When a woman is seven years old, her kidney qi is strong, and her teeth grow more; at twenty-seven, Tian Gui arrives, the Ren meridian is open, the Tai Chong meridian is strong, and menstruation occurs on time. Therefore, menstruation is due to strong kidney qi, the arrival of Tian Gui, the opening of the Ren meridian, the strength of the Tai Chong meridian, and the coordinated action of viscera, blood and meridians on the uterus, which stores and releases regularly, resulting in menstruation.’ ”,This was Beijing in early spring of 1958. Although the Spring Festival had just passed, it was still very cold.,After all, during that first year of cultivation after his arrival, even a three-year-old niece wouldn't eat an egg herself, insisting on feeding it to him.。