I want to say at once that I frankly believe that Irving Berlin is the greatest songwriter that has ever lived.... His songs are exquisite cameos of perfection, and each one of them is as beautiful as its neighbor. Irving Berlin remains, I think, America's Schubert.
George GershwinAll these tales of people sitting down and composing symphonies just as though they were writing a letter are very much exaggerated; at least, it isn't that way in my work.
George Gershwin