Literature Reference: 风卷暮沙和雪起，日融春水带冰流。—— 《别张秀才》 The wind sweeps up the evening sand with snow, while the sun melts spring water with ice. Source from 'Bie Zhang Xiucai'.
暮: Dusk, twilight, the evening of life.
沙: Sand, grains of sand.
Meaning: Evening sand symbolizes resilience and the beauty of nature at dusk.