Researchers from the Harvard Business School found that people who were both successful and happy over the long term intentionally structured their activities around four major needs: happiness, achievement, significance and legacy.
Lasting fulfillment comes when you pursue activities that address all four of these needs. When any one of them is missing, you get a nagging sense that you should be doing more (or something different).
Read the full article to find out what behaviors are the hallmarks of people who are successful and happy. Try them out and see what they do for you!