Here’s a fascinating article about a 75-year long study that followed men through their lifespan and examined many of the factors that promoted longevity and happiness. Interestingly, warm relationships appeared as a central factor for multiple measures of well-being (psychological, medical, financial, sexual, etc) while avoidance strategies (such as alcohol use) were associated with all cause morbidity and mortality (e.g. death and illness). For the rest of the article, go to: 75 Years In The Making: Harvard Just Released Its Epic Study On What Men Need To Live A Happy Life
This is a slightly older article, but it is a really good example of the idea of differential reinforcement (ie using reward to get more of what you actually want from others and your self).
Have a read!
New York Mag: How Not to Talk to Your Kids