Literature Reference: Do not be startled by favor or disgrace, nor calculate the toil of gratitude and enmity. Source from 'Two Poems on Doubting Dreams' by Bai Juyi.
恩: Gratitude and reciprocation embody the spirit of kindness and the expression of compassion.
讐: Proofreading the text.
Meaning: Gratitude and enmity symbolize the complex emotions and experiences in life.