Complete Biography of World Famous Persons of all time. Life is not as difficult as you think. It is never too late to start a new life and to make the journey from Rags to Riches, and it takes hard work .... The Secret of Success lies in hard work. At one stage, all were ordinary people. No one is going to get easy success. Biography of World Famous Persons free, Great World Biography, biography of famous personalities in English, Famous Personally Biography Available in this App. Working very hard, these great peoples comes to Rags to Riches. By reading their stories, you can get the secret of success. I hope your life changes a bit by knowing their struggle towards success.