A thing of beauty is a joy forever

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.
See also: beauty, forever, joy, of, thing