Happiness Habits of Exuberant Human Beings. Martin Seligman, the father of positive psychology, theorizes that while 60 percent of happiness is determined by our genetics and environment, the remaining 40 percent is up to us.
Are you planting trees, literally and figuratively? Planting something into the future that might not bear fruit in your lifetime? We should never neglect that part of our lives as humans. From MOTHER EARTH NEWS magazine.