Orison Swett Marden 
Iron Will [PDF ebook] 

Are you one of millions who has bemoaned your utter lack of willpower? Have you ever considered how much you could accomplish and change in your life with a stronger will on your side? Whether you want to shed excess weight or grow your business, the helpful willpower-boosting tips and techniques that Orison Swett Marden presents in An Iron Will may be just what you need to get back on the path to success.