[A] passionate and eloquent defense...[of] intellectual as well as emotional commitment to pleasure, for society's sake as well as our own. --Booklist Explore[s] a happy state of mind called flow, the feeling of complete engagement in a creative or playful activity --Time magazine Flow is important....The way to happiness lies not in mindless hedonism, but in mindful challenge. --New York Times Book Review Rethinks what motivates people. --Newsweek An intriguing look at the age-old problem of human happiness.--Library Journal Documents a set of scientific discoveries about human nature that actually illuminates the life experiences of all persons.--Howard Gardner, author of Frames of Mind