The Pleasure Instinct: Why We Crave Adventure, Chocolate, Pheromones, and Music / by Gene Wallenstein, Ph.D.
BF 515 .W29 2009
“Why does pleasure exist? When Wallenstein asks this question again st the backdrop of evolution, the answers reveal the framework of a new world view that is beginning to change the way we think about human nature. … this book will challenge your preconceptions and give you a new understanding of what drives the pursuit of pleasure.” -book jacket