The impressionistic method leads into a complete splitting and dissolution of all areas involved in the composition, and color is used to create an overall effect of light. The color is, through such a shading down from the highest light in the deepest shadows, sacrified an degraded to a (black-and-white) function. This leads to the destructions of the color as color.
Government is either organized benevolence or organized madness ; its peculiar magnitude permits no shading.john updike
It took me like three hours to finish the shading on your upper lip. It's probably the best drawing I've ever done.Napoleon
Immortal amaranth, a flower which once In Paradise, fast by the Tree of Life, Began to bloom, but soon for Man's offence, To heav'n remov'd, where first it grew, there grows, And flow'rs aloft shading the fount of life.john milton