Taiwan had the lowest overall Negative Experience Index score: 14. As a point of comparison, the country with the highest rate of negative emotions, Chad, scored a 54.
Could it be the island nation feels less worry and stress because it's surrounded by beautiful water? (It's an island nation, after all.) Or maybe it's because its people love using bicycles for transportation — exercise is known to relieve stress and pain.
Or, could it be that the garbage trucks play music? Perhaps not, but that certainly suggests a certainjoi de vivre approach to life.
Fun fact: Before receiving its current name after WWII, the island was called "Ilha Formosa," which is Portuguese for "beautiful island."