Positivity transforms us for the better. By opening our hearts and minds, positive emotions allow us to discover and build new skills, new ties, new knowledge, and new ways of being.
People who learn to control inner experience will be able to determine the quality of their lives, which is as close as any of us can come to being happy.
The mind is a system of organs of computation, designed by natural selection to solve the kinds of problems our ancestors faced in their foraging way of life.