Literature Reference: 劒匣益精利，玉韬宁磷缁。—— 《同舍弟恭岁暮寄晋州李六协律三十韵》 The sword case becomes sharper and more refined, while the jade sheath remains unblemished. Source from 'Tong She Di Gong Sui Mu Ji Jinzhou Li Liu Xie Lü San Shi Yun'.
精: The finest part of a person or thing, such as the elite or the essence.
利: "Smooth and auspicious, this character embodies great fortune, representing a favorable outcome in all endeavors when used in a name."
Meaning: Exquisitely sharp and refined, symbolizing outstanding quality and capability.