Hope and optimism are powerful aspects of health and wellbeing. They are espoused in positive psychology – the psychology of positive human functioning. A loss of hope and optimism are seen in clinical Depression. I thought that the three videos below show hope and optimism over adversity in ways that are difficult to put into words alone. Nick Vujicic resonates with purpose – so much so that he seems unstoppable – but it wasn’t always that way. Harrison Okene is filmed at the moment he is discovered by divers over 60 hours after being trapped in an airpocket in a capsized tugboat in the Atlantic Ocean. Comedian Geo survives his battle with cancer with humor.