Donald Trump, the famous businessman, has a net worth of 3 billion dollars. There is a story about Trump's generosity with a stranger. It is said that Trump's limousine broke down on the Garden State Parkway on the way home from Atlantic City during a weekend excursion. An unemployed auto mechanic stopped to help, succeeded in getting the limo running and then refused to accept any payment for his services. Trump was so impressed that the next day he…