Sixth Happiness | Happiness | The Inn of the Sixth Happiness | happiness | The Happiness Patrol | The Economics of Happiness | The Architecture of Happiness | Love, Peace & Happiness | Happiness (TV series) | Happiness in Slavery | Happiness (1998 film) | The Work, Wealth and Happiness of Mankind | The Way to Happiness | ''"The way (road) to happiness"'' | Spread a Little Happiness | Seekers of Happiness | Putting Holes in Happiness | Open Happiness | Man's Search for Happiness | Happiness Is a Warm Blanket, Charlie Brown | Happiness (2007 film) | Family Happiness | eternal happiness | Cyanide and Happiness | ''Closed on account of happiness.'' Two Danish resistance fighters are guarding a shop while the owner is celebrating the liberation of Denmark on 5 May 1945. The man on the left is wearing a captive German Stahlhelm | A Little Happiness |
This perspective is presented formally and in detail by the evolutionary biologist Bjørn Grinde in his book Darwinian Happiness.