笑容灿若朝阳温暖一如往昔
[xiào róng càn ruò cháo yáng wēn nuăn yī rú wăng xī]
'My smile is as brilliant as the rising sun, warm just like the old days'. A metaphor expressing an ever-lasting cheerful and gentle state of being. Emphasizing that the warmth of the smile remains consistent and reminiscent of good memories.