Tweet {by guest blogger:  Marcia Zina Mager, The Write Coach} One of my all time favorite quotes about the writing process comes from one of the world’s greatest painters, Vincent Van Gogh. “Mediocre I do not despise at all. And one does not rise above that mark by despising what is mediocre. In my opinion one must begin by at least having some respect for the mediocre and know that it already means something and that it is only reached through great difficulty.” Whether you’ve written for decades or are just beginning, Van Gogh’s insightful wisdom can take you far…