There comes a moment in every life when you just feel like putting your head down on the desk and crying. For Jo Kneale, that moment came one morning in school. Sick, tired, stressed, she was chronically unwell and felt as low as she had ever been.But Jo believes that happiness is a right, and that we can boost our happiness levels with a little bit of work and a positive attitude. From that moment, she set to work and set up her life to be designed...