“In her very first lecture, Santos emphasizes to her class that she wants to teach them not just the science of happiness but the practice of happiness. And happiness, it turns out, does take practice. But first you have to learn what exactly happiness is.” NY Mag: The most popular course at Yale teaches how to be happy. We took it for you. (What if you’re feeling stressed and sad, and then you fail the happy course?)

+ A study has found that regularly eating meals alone is the biggest single factor for unhappiness, besides existing mental illness. (I eat a light, healthy meal with my family each night. Then after they go to bed, I eat for real.)