没有到不了的明天只有回不了的昨天
[méi yŏu dào bù le de míng tiān zhĭ yŏu huí bù le de zuó tiān]
Translates to “There is no tomorrow we cannot reach, only a yesterday we cannot return to.” It embodies optimism toward the future and an acceptance of irreversible past events. It promotes moving forward despite regrets.