In an interview in the March 2008 newsletter to the Grant Study subjects, Vaillant was asked, "What have you learned from the Grant Study men?" Vaillant's response: "That the only thing that really matters in life are your relationships to other people."

--Joshua Wolf Shenk, "What Makes Us Happy?," The Atlantic, June 2009.

[Found via Penelope Trunk, "Lessons in self-confidence (from Amanda Blank)"]