Look up the information and briefly explain the origin of Nian or Blessing.

When Jiang Taigong consecrated a large number of gods, he made his wife Ye a poor god and told her: "You can't go to blessed places." From then on, every family posted blessing characters during the New Year. , which is to tell the poor God that this is a blessed place and you must not come in. The word "福" is a symbol of getting rid of poverty and pursuing happiness.