Idioms to express disappointment in love

Despair? -? Heart like ashes? -? Is there no hope? -? See through the world of mortals? -? My heart is broken

be utterly disheartened

throughout the ages

[Interpretation] Frustrated, demoralized.

[Language] Liang Qing Qichao's School of Hunan Current Affairs: "Unless you have firm power, you will be frustrated once you are frustrated."

[near meaning]? be utterly disheartened

[Usage] Combined type; As predicate, attribute and adverbial; derogatory sense

[example]? Don't fail a subject ~