旧愁新恨

Explanation: Sorrow: sorrow; hate: regret. Refers to the depression from lack of resolve and a new beginning of Chou Yuan 　　Usage: Joint type; as subject, object; describe the unpleasant things 　　Source: Southern Tang Feng Yansi "Song of Picking Mulberries" word: "Know the old worry of new hate, head off away days, independent flowers before, but listen to full Huachuan complains." Thesaurus:  Jiuhen Xin Chou, Xin chou Jiuhen