Humans have remarkable control over their own happiness. In her book, "The How of Happiness: A New Approach to Getting the Life You Want," psychology professor Sonja Lyubomirsky says a person's happiness is 50% due to genetics, 10% due to circumstances, and the remaining 40% is "within our power to change."
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To read the original article: Science-Backed Things That Make You Happier - Business Insider
