He sailed the world for 17 years studying happiness. Before that, though, he had to deal with a prognosis for his wife that said she'd lose both feet to frostbite. And before that, he and his wife were lost for days in a Colorado blizzard that had rescuers giving them up for dead. Rob Dubin learned a lot from all of that, and talks about what it takes to achieve happiness. Rob Dubin, on Keep it Juicy!