If you look at the missing ingredient that prevents many athletes from reaching their full potential, you’ll find that often it’s a solid work ethic. Couldn’t agree with this article more. It applies not just to sports but in the business world as well.
http://articles.chicagotribune.com/2010-04-15/features/sc-fam-0408-coaching-discipline-20100415_1_work-ethic-hard-work-athletes