Be happy. You’ll live longer. People who are optimistic and have a bright outlook on the future may live longer than pessimists, according to researchers from the Netherlands. During a nine-year study of 941 senior citizens between the ages of 65 and 85 conducted by the Psychiatric Center GGZ Delfland in Delft, it became apparent that people who had optimistic personalities were far less likely to die over the study period than people with pessimistic dispositions, reports Reuters. More…