Literature Reference: 君子质而已矣，何以文为？——《论语·颜渊》 A gentleman values substance over form. Why bother with embellishments? Source from 'The Analects of Confucius'.
质: Essence, simplicity.
恒: Eternity, unwavering perseverance.
Meaning: Emphasizes the constancy of inner qualities and a steadfast, unadorned spirit.