Steinbeck vs. Hemingway on Writing

Steinbeck:


Hemingway:


Perhaps this is nothing but the pantster vs. (sort of) plotter approach, but I think it goes deeper than that. What do you think? How do you do it? Do you start your writing day by "recapping" what you did the day before, or start fresh and unencumbered? Do you revise as you work, or leave it all for the end? What works best for you?