Literature Reference: 重为西候别，方起北风愁。—— 《送郑录事赴太原》 Once again, as the west watch departs, the north wind brings sorrow. Source from 'Seeing Off Zheng Lushi to Taiyuan'.
西: Auspicious for academic pursuits, it is a character that heralds great achievements in the future.
候: Waiting, anticipating, and steadfastly keeping watch.
Meaning: The west watch symbolizes profound emotions of departure, accompanied by the sorrow brought by the north wind.