Porgy is...an interesting ...

Porgy is...an interesting example of what can be done by talent in spite of a bad setup. With a libretto that should never have been accepted on a subject that should never have been chosen, a man who should never have attempted it has written a work that has a considerable power.
 George Gershwin

Quotes from the same author

Gershwin's melodic gift was phenomenal. His songs contain the essence of New York in the 1920s and have deservedly become classics of their kind, part of the 20th-century folk-song tradition in the sense that they are popular music which has been spread by oral tradition (for many must have sung a Gershwin song without having any idea who wrote it).
 George Gershwin
The extraordinary thing about my mother, she's so modest about me.
 George Gershwin
Look at the piano. You'll notice that there are white notes and black notes. Figure out the difference between them and you'll be able to make whatever kind of music you want.
 George Gershwin
For suddenly, I saw you there And through foggy London town The sun was shining everywhere.
 George Gershwin