Literature Reference: 楷，楷模也；悦，心悦也。—— 《说文解字》 'Kai' means a model or example; 'Yue' means joy or delight. Source from 'Shuowen Jiezi'.
楷: Exemplar, paragon. This signifies agile thinking and strategic acumen, which bode well for the advancement of future endeavors.
悦: Joy and delight. Beneficial for physical and mental well-being, interpersonal relationships, and professional growth.
Meaning: To be a model for others while carrying joy in the heart.