"Listen mes petit enfants. You have a canvas. So, it has edges, n'est pas? It has these edges--here, here, here, and here. So, this is your canvas. This is your picture. This is your problem. What you see there," indicating subject, "is just so much spinach."
"Spinach? Qu'est-ce que c'est, spinach? What do they teach you these days? Spinach, mes petits innocents, but bless you, spinach is confusing, of course. Everywhere is spinach. The world is full of spinach. But you do not paint it. You must take what you see there, and so organize it that what you have here is, behold, a miracle. That's why the good god created artists,