Was "four" a good number in ancient times?

In ancient times, four did not represent death, four represented four images, four directions, four seasons, and four represented the whole and everything. The four images are wind, rain, thunder and lightning, and also refer to the stars. Twenty-eight stars are divided into four elephants, also known as four gods and four spirits, which refer to Qinglong, White Tiger, Suzaku and Xuanwu. The four directions are southeast and northwest. In all directions. The four seasons are spring, summer, autumn and winter. Four represents many, the whole and everything. For example, at the end of the Qing Dynasty, there were 40 million people in China (that is, 400 million). Did China have a population of 400 million at that time? Obviously not. 400 million is an estimate, which means that all China people. In ancient times, four was also used to represent all meanings. The four great talents, that is, the four great talents, mean that they are the best among all the talents. The same four beauties, four kings and so on are all the same. All directions are the best.