1
general::
Phrase(s): A thing of beauty is a joy forever.
Prov. Beautiful things give pleasure that lasts even longer than the beautiful things themselves. (This is a line from John Keats’s poem "Endymion." Also a thing of beauty and a joy forever, used to describe something beautiful in lofty terms, often ironically.) • Jill: I don’t understand why someone would pay millions of dollars to have some old painting. Jane: Because a thing of beauty is a joy forever.
McGrawhill's American Idioms And Phrasal Verbs