左抹不掉的回忆右忘不掉的幸福
[zuŏ mŏ bù diào de huí yì yòu wàng bù diào de xìng fú]
Left side is 'Inerasable Memories', Right side is 'Unforgettable Happiness'. Symbolizing one can't forget past memories despite them wanting to, along with unforgettable moments of joy.