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Phrase(s): When poverty comes in at the door, love flies out of the window. [and] When the wolf comes in at the door, love creeps out of the window.
Prov. If a couple gets married because they are in love, but they do not have enough money, they will stop loving each other when the money runs out. • You young folks may think you can live on love alone, but when poverty comes in at the door, love flies out of the window. • After Susan lost her job, she and her unemployed husband had a big argument. When the wolf comes in at the door, love creeps out of the window.
McGrawhill's American Idioms And Phrasal Verbs