works
Sonja Lyubomirsky The how of happiness: A scientific approach to getting the life you want book A life-changing approach to increasing happiness and fulfillment in everyday life redefines what happiness is and what it is not and introduces activities that emphasize staying active, including exercises in practicing optimism.

The how of happiness: A scientific approach to getting the life you want

Sonja Lyubomirsky

New York, 2008

Abstract

A life-changing approach to increasing happiness and fulfillment in everyday life redefines what happiness is and what it is not and introduces activities that emphasize staying active, including exercises in practicing optimism.