Smile on August 8th to share in National Happiness Happens Day. On this day each year just let it happen. You know.  Happiness.  Because happiness happens.  Happier Human: 53 Science-Backed Habits to Increase Your Happiness Kindle Editionby S.J. Scott  (Author), Amit A (Author) The day encourages happiness all day. Recognize every moment of glee, joy, delight, and pleasure. Don’t let…