Every memorable act in the history of the world is a triumph of enthusiasm. Nothing great was ever achieved without it because it gives any challenge or any occupation, no mater how frightening or difficult, a new meaning. Without enthusiasm you are doomed to a life of mediocrity but with it you can accomplish miracles
The Greatest Salesman in the World: Featuring the Ten Vows of Success. The end of the story (ed. Bantam Dell Publishing Group, 1988) - ISBN: 9780553052558