Literature Reference: 戍客望边色，思归多苦颜。—— 《横吹曲辞 关山月》 李白 The garrison soldier gazes at the border, longing for home with a bitter expression. Source from 'Hengchui Quci: Guan Shan Yue' by Li Bai.
戍: Shoufang, a surname.
客: Politician, knight-errant.
Meaning: The garrison soldier symbolizes loyalty, resilience, and a sense of duty.