The correct answer is generativity; intimacy
George Vaillant, brought several new analyzes on human behavior and psychology. Bradt highlights two specific points in the study: "Happiness is love" and "if alcoholism is not the root of all evil, it is closely related to unhappiness".
Bradt says he could define the 'secret of happiness' with three attitudes: Being able to do what you love, being close to friends or simply being healthy psychologically, financially or emotionally.