The longest running study on happiness:
Harvard's 84 year old Study of Adult Development.
Here are 7 lessons from the study to help you live a happier life:
When stumped by a life choice, choose “enlargement” over happiness. I’m indebted to the Jungian therapist James Hollis for the insight that major personal decisions should be made not by asking, “Will this make me happy?”, but “Will this choice enlarge me or diminish me?” We’re terrible at predicting what will make us happy: the question swiftly... See more
Maybe it’s not the achieving stuff that makes us happy, but rather the act of chasing after achievements. Most people need to feel that they are contributing to society. At least for me, when I try to picture my ideal days, it doesn’t matter if I’ve accomplished anything in the past. But my visions always involve working towards some kind of goal... See more