In her book The How of Happiness: A Scientific Approach to Getting the Life You Want Sonja Lyubomirsky, PhD explains, “50 percent of individual differences in happiness are governed by genes, 10 percent by life circumstances, and the remaining 40 percent by what we do and how we think.”
Dr. Lyubomirsky is interviewed in “HAPPY – A Documentary” – see video excerpt.
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Article publié pour la première fois le 27/02/2009