The Most Powerful Secret Of Lasting Happiness And Success By: Mercedes Oestermann van Essen | - When you look at well known successful people, like Bill Harris, James Ray or Anthony Robbins, to name but a few one just sees the icing of the success cake. These people, like many others have arrived at the pinnacle of their careers through two things: Working with solid determination towards their goals and finding out in the process those things that work and those which do not.