Literature Reference: 记得君王曾道好，长因下辇得先弹。—— 《宫词三十首 六》 Remembering the monarch's praise, often because of dismounting to play first. Source from 'Thirty Palace Poems'.
长: Strengths, merits.
因: The cause, the reason, the pre-existing conditions that lead to the occurrence of an event.
Meaning: Chang Yin means often because, symbolizing encounters of fate and a heart full of gratitude.