For this is the greatest secret of success in all ventures. Muscle can split a shield and even destroy life but only the unseen power of love can open the the hearts of men and until I master this art I will remain no more than a peddler in the market place. I will make love my greatest weapon and none on whom I call can defend against its force. I WILL GREAT THIS DAY WITH LOVE IN MY HEART. OG MANDINO.