Literature Reference: 九衢车马尘，不染了空人。—— 《送无相禅师入关》 Amidst the dust of bustling streets, the enlightened remains untainted. Source from 'Song Wu Xiang Chan Shi Ru Guan'.
了: Wise, bright, and perceptive. Possessing the ability to attain wisdom, as a name, it signifies promising prospects in academic pursuits.
空: The heavens, the expanse.
Meaning: Enlightenment signifies transcending worldly affairs with a serene and untainted mind.