/tags/smiling Smiling en-US Copyright KUT News 2025 Fri, 10 Oct 2014 12:52:35 GMT /science/2014-10-10/how-to-make-yourself-happy Happiness may be one of the most common and egalitarian of human emotions, but all aren't created equal when it comes to elation.The work of Harvard’s Dan� Fri, 10 Oct 2014 12:52:35 GMT /science/2014-10-10/how-to-make-yourself-happy Rebecca McInroy