His book is really worth reading. I suspect his editor wanted it to be a self-help book and sometimes it reads that way, but it's strongly based on years of observations and collected evidence.<p><a href="http://www.amazon.com/Flow-Psychology-Experience-Mihaly-Csikszentmihalyi/dp/0060920432" rel="nofollow">http://www.amazon.com/Flow-Psychology-Experience-Mihaly-Csik...</a>