Cold comes and summer goes, autumn harvests and winter storage, and leaps into adulthood, which means regulating Yang by law.

When the cold comes and the summer goes, the autumn harvest lasts in winter, and the leap is over one year old. The rhythm of Lu and Yang is that winter comes, summer goes, and so on; Harvest crops in autumn and store food in winter. Accumulate the extra time every year into a month and put it into a leap year. Test the moon with six laws and six laws, adjust yin and yang, coordinate the moon with the season, and master climate change. This article comes from the "thousand-character text", which belongs to the public welfare purpose and is intended to carry forward the excellent Chinese traditional culture. Leap: The time for the earth to revolve around the sun is 365 days, 5: 48: 46, which is the so-called tropic year. Years old: Years old is another name for Jupiter. Lv Lu: It refers to Faguan and Lu Guan. Qian Wen Zi is a kind of rhyme composed of 1000 words (before Sui and Tang Dynasties, words that didn't rhyme or contradict were called "pen" instead of "text"). During the period of Liang Wudi in the Southern Dynasty (502-549), Zhou Xingsi, assistant minister of the Three Rides outside Yuan Dynasty, was ordered by the emperor to compile the word 1000 from Wang Xizhi's calligraphy, which was the first "thousand-character text" in China history.