鱼来了海笑了鱼亡了海干了
[yú lái le hăi xiào le yú wáng le hăi gān le]
The username metaphorically portrays a cyclical tragedy of life and death, akin to saying 'When the fish came, the sea laughed; when the fish died, the sea dried up'. This reflects deep sorrow about changes or loss in personal life.