Literature Reference: 滔滔不竭，洪惟水行。—— 《郊庙歌辞 汉宗庙乐舞辞 积善舞》 Flowing endlessly, the mighty water moves. Source from 'Jishan Dance of Han Ancestral Temple Ceremonial Music'.
水: Rivers, streams, lakes, and seas collectively. It metaphorically signifies that when conditions are ripe, tasks will be accomplished smoothly.
行: Proficient in a certain matter, it generally signifies smooth progress in all affairs, with the character "Zhi" carrying auspicious connotations.
Meaning: Water's movement symbolizes endless vitality and wisdom, flowing ceaselessly like a river.