This sentence came from Cao Xueqin's 'Dream of the Red Chamber'. This novel is a description of the decline of China's feudal society. Through the description of the lives, feelings and thoughts of Jia Baoyu, Lin Daiyu, Xue Baochai and other characters, it deeply reflects the social reality and people's fate in this historical period. This sentence expressed the bitterness and helplessness that the protagonist felt after experiencing many hardships and setbacks, and also reflected the profound thoughts and contents of the novel.