Why should the Spring Festival couplets be posted with "good luck" on the gate?

The lucky star is shining high, which means Fu Lushou's Samsung. The gods of these three stars are in charge of our blessings, wealth and longevity. With these three stars shining, life will be happier. So the whole family liked it, saying that the whole family was blessed by these three stars into a family photo.

Good luck refers to the red light when good things happen, because people in China like to use red to celebrate, such as getting married and winning the top prize in high school. Therefore, Haocai expressed his yearning for good luck arrival. When good luck comes, everything is very prosperous, so everything is prosperous.

Folk traditional couplets are yearning for and close to a happy New Year. According to the principle of the Book of Changes, when people expect happiness, they will do good deeds. If they do more good deeds, they will naturally get good returns and gifts. It is very important to say auspicious words and auspicious words in the New Year. Couplets are beautiful and auspicious wishes.