All you can usually say about a poem or a picture is, 'Look at it, listen to it.' Whether you listen to a piece of music or a poem, or look at a picture or a jug or a piece of sculpture, what matters about it is not what it has in common with others of its kind, but what is singularly its own.
Basil Bunting on Poetry ed Peter Makin, The Johns Hopkins University Press; New edition (1 Oct 2003) ISBN 978-0801877506