Literature Reference: Such a man, and yet such an illness. Source from 'The Analects of Confucius, Yong Ye'.
斯: This person, this moment. It conveys a sense of refinement, the awe-inspiring dignity of a sage, and the dedication of one who lives and breathes their principles morning and night.
Meaning: The character 'Si' symbolizes elegance, nobility, and embodies moral excellence and wisdom.