I suppose that there are endeavors in which self-confidence is even more important than it is in writing -- tightrope walking comes immediately to mind -- but it's difficult for me to think of anybody producing much writing if his confidence is completely shot.
Calvin TrillinSometimes, if I had until the next day to turn the story in, I'd head home, finding that the knot in the narrative came loose with the rhythmic clacking of the subway train.
Calvin Trillin