In fact, in ancient times, marriage and marriage were social means. Although it is said that it is to make children live better in the future, there are also some big families who let their children marry this family in order to make themselves closer to other families. Therefore, in order to make the relationship between the two families closer, the ancient cousin married the cousin. Moreover, since both families have cousins, if the children of the two families can get married, they can rely on the relationship between the two families and even be of great help to them in the future, so that their lives will be better. So this form of cousin marrying cousin was very popular in ancient times. In addition, because the two families have known each other since childhood, it is said that when the men and women on both sides grow up, they will know more about the conduct and character of these two children. After all, in ancient times, even ordinary people had to investigate the personalities of both men and women. But if this cousin gets married, The parents of the two families will also be very relieved. After all, my cousin and I actually watched him grow up. No matter what misconduct he has, or what good character he has, they can see clearly. This is intuitive and transparent, and they are more at ease. They entrusted their children to each other. Moreover, if the cousin marries the cousin, it also saves a lot of time to find a partner for the child. After all, getting married is a big deal. Finding a child's spouse is actually a matter that needs to be considered and considered. It can't be done overnight, but it will take a lot of time to decide. Therefore, if you choose a cousin who is very close to you, it will save time and effort.