Literature Reference: Though old verses are constantly revised, it does no harm to delight one's nature. Source from 'Shijie'.
悦: Joy and delight. Beneficial for physical and mental well-being, interpersonal relationships, and professional growth.
性: Nature, attribute. The literal meaning carries ambiguity; use with caution.
Meaning: Delighting one's nature expresses a positive and optimistic attitude towards life.