'Elegantly written ... it is more relevant than ever' The TimesControl of consciousness determines the quality of lifeWhat really makes us feel glad to be alive? Combining over 40 years of ground-breaking research with practical advice, world-renowned psychologist Mihaly Csikszentmihalyi reveals the key to optimal experience: flow.This classic work of psychology is your essential guide to unlocking a happier, more fulfilling state of being.