De que é feita uma vida feliz?

Esta Ted Talk do Robert Waldinger sobre a Felicidade e de como damos por nós numa corrida em busca de uma ilusão:

What keeps us happy and healthy as we go through life? If you think it's fame and money, you're not alone - but, according to psychiatrist Robert Waldinger, you're mistaken. As the director of a 75-year-old study on adult development, Waldinger has unprecedented access to data on true happiness and satisfaction.