The basic material of photographs is not intrinsically beautiful. It's not like ivory or tapestry or bronze or oil on canvas. You're not supposed to look at the thing, you're supposed to look through it. It's a window.
John SzarkowskiThe central act of photography, the act of choosing and eliminating, forces a concentration on the picture edge - the line that separates in from out - and on the shapes that are created by it.
John Szarkowski