待我长发及腰少年早已死掉
[dài wŏ zhăng fā jí yāo shăo nián zăo yĭ sĭ diào]
'When My Hair Reaches My Waist, That Young Man Has Long Gone' poignantly illustrates the concept of someone missing past affection, perhaps lost love, with a hint of bitterness and sadness at the changes wrought by time.