Have you ever thought to yourself – I just can’t do anymore! I’m at my limit!

But is that really true or have you instead placed a self imposed ceiling on your success? At times, in our changing market, it can certainly seem like we could not possible do any more. But this is a dangerous line of thinking. What you are really saying to yourself is that it is OK to push back from success. This psychological line in the sand can become a mental barrier that prevents you from reaching your true sales potential.

Consider the true story of a Roger Bannister. In 1952 while studying at Oxford University, Bannister had become the favorite to win the gold medal in Helsinki. He was such a favorite even the famous Duke of Edinburgh had arranged to watch the event. But during the first few minutes of the race Bannister was jostled, lost his footing, and was barely able to salvage a fourth place finish.

Roger returned to Oxford with a new goal, and a new passion, to break the “unbreakable” four m...