
Happiness (HBR Emotional Intelligence Series)

The Conquest of Happiness. New York: Signet Books, 1951.
Gerald Weinberg • The Secrets of Consulting: A Guide to Giving and Getting Advice Successfully (Consulting Secrets Book 1)

Rather, apart from such basic conditions as how well people feel, how much freedom they enjoy, and whether they possess the necessities and comforts of life, the most important sources of happiness seem to include having close relationships with family and friends, helping others, and being active in community, charitable, and political activities.
Derek Bok • The Politics of Happiness: What Government Can Learn from the New Research on Well-Being
When we are happy—when our mindset and mood are positive—we are smarter, more motivated, and thus more successful. Happiness is the center, and success revolves around it.