The one thing you should never, ever ignore in life - The Week
Eric Barker stashed this in Diabolical Plans For World Domination
The Grant Study followed a group of men from college until the end of life. The results offer deep insight into what makes a good — or bad — life.
They realized there was a single yes/no question that could predict whether someone would be alive and happy at age 80: "Is there someone in your life whom you would feel comfortable phoning at four in the morning to tell your troubles to?"
The research concluded that "the capacity to love and be loved was the single strength most clearly associated with subjective well-being at age 80."
Vaillant's insight came from his seminal work on the Grant Study, an almost 70-year (and ongoing) longitudinal investigation of the developmental trajectories of Harvard College graduates. (This study is also referred to as the Harvard Study.) In a study led by Derek Isaacowitz, we found that the capacity to love and be loved was the single strength most clearly associated with subjective well-being at age eighty. [Flourish: A Visionary New Understanding of Happiness and Well-being]
The lead researcher was asked "What have you learned from the Grant Study men?"