强颜欢笑到最后还得放手
        
            [qiáng yán huān xiào dào zuì hòu hái dé fàng shŏu]
        
        
            It translates into 'forcing yourself to laugh (to remain happy/optimistic) until eventually everything has to be let go.' Reflecting on the effort to keep positive despite challenges, knowing all will end and one must learn to say goodbye.