Literature Reference: 沛然如雨，旋踵而至。—— 《诗经·邶风·击鼓》 Abundant as rain, arriving swiftly. Source from 'The Book of Songs · Bei Feng · Ji Gu'.
沛: Describing abundance and prosperity.
旋: Melody and Triumph. Symbolizing the joy of victory, it heralds prosperity and progress in all endeavors.
Meaning: Abundant as rain, arriving swiftly, symbolizing vitality and agility.