In today’s world with all of its available social media options, there are so many more places to express one’s dissatisfaction, unhappiness or general negativity. It is refreshing then to read a book that is openly positive, optimistic and hopeful. In this episode of Talking Books, CNBC Africa’s Jill de Villiers talks to radio host, business strategist, keynote speaker and author Howard Feldman about his latest book Smile, Dammit!…