Why did men grow beards in ancient times

1, Confucianism advocates the rule of filial piety. Many policies of our feudal society can well reflect this aspect. Such as the Western Han Dynasty, such as filial piety;

2, Confucianism believes that "the body hair and skin received by parents" and therefore can not be easily damaged, if the damage is the appearance of unfiliality, will be subject to the pressure of public opinion. Therefore, the Qing Dynasty period of haircut period will appear "stay head, not hair" slogan;

3, at the same time, beard and hair is also a Confucian rituals of the appearance of Confucianism, Confucianism emphasizes the right clothes and crowns, majesty and righteousness, hair cut with majesty and so on.