Writing also entails much frustration. But for all this agony and disappointment, you do encounter moments of satisfaction. Moments of satisfaction usually come only after a periods of arduous labor, however. Only geniuses experience moments of brilliant illumination that produce great pieces of writing. And they usually lie about such moments, anyway.
Great writers work harder than any other writers.
They're disciplined, driven, fanatical. Hence, they are great. The Sun Also Rises represents a marvelous piece of re-writing, of revision. I am your scrupulous editor. I am also your compassionate editor.