Literature Reference: 贞者，正也；乐者，乐也。—— 《周易》 Zhen means righteousness; Le means joy. Source from 'The Book of Changes'.
贞: Loyalty and steadfastness. Often used in conjunction with unwavering devotion, it signifies remaining true to one's cherished principles with resolute determination.
乐: Happiness, joy. The character "Ji" is auspicious and signifies a carefree, cheerful, and comfortable life, often used in names to convey a sense of ease and contentment.
Meaning: Integrity and joy symbolize a pure heart and a positive attitude towards life.