passion i have on the topic. these are all factors that we struggle with in america that i focus on as a communicator. >> next on oz's list is a 19th century showman who would probably agree as he famously once said, the foundation of success in life is good health. p.t. barnum. >> people talk about p.t. barnum all the time because he was a showman and he was making a lot out of maybe not that much. >> in the late 19th century, p.t. barnum ran the great american theater in new york, with a huge lineups of exhibits and curiosities and later his famous big tent circuses that he proclaimed the greatest show on earth. >> p.t. barnum takes the american concept and value of the self-made man to perhaps an extreme in that he knew not only how to make something of himself but to sell it and make sure you