Why does purple gas come from the east and choose purple as a symbol of good luck?

Purple is a noble and mysterious color, which has always been exclusive to the imperial family. In the eyes of the ancients, purple is a symbol of good fortune, which can be compared with yellow, which represents the wealth of imperial power. In ancient times, purple was a symbol of nobility: the emperor was called "purple star", the imperial city was called "Forbidden City", the palace was called "purple terrace", and "purple gas" was used to refer to the emperor's gas. In ancient times, purple was also the most expensive dress. The ancient poem says that "Zhu Zi is an official", and the folk also often use "taking off the blue shirt for the purple robe" to refer to someone's promotion.

Purple gas comes from the east.

Explain the legend, before Lao Tzu crossed Hangu Pass, Guan Yinxi saw purple gas coming from the east and knew that saints would pass by. Sure enough, I came riding a green cow. A metaphor for good luck.

Chu Xiang's Biography of Immortals: "I went west, and I saw purple gas floating away from the customs, but Lao Tzu passed by in a green cow."

Use subject-predicate form; As objects and attributes; Include praise

Such as Sheng's "Dancing Disc in the Palace of Eternal Life": "~, Yaochi looks west, and the bluebird flutters before the court."

Historical Records Biography of Lao Feilie "So I wrote a book, saying more than 5,000 words about morality, and he didn't know his final destination." Sima Yi quoted the words of China, South Korea and Liu Xiang in the Fairy Tale: "I traveled to the west to make the yin see the purple and float the vulgar, but I rode the green cow." Later, he used "purple gas from the east" to express good luck.