Hsieh sold his first company when he was just 26 years old for $265 million. He then built Zappos into an online retailing giant from zero revenue to $2 billion dollars and in doing so he really did revolutionise online business by offering the type of customer service that was unheard of back- free shipping both ways, 365 day returns. He wrote a book that that stayed at number 1 for 27 weeks, and put $350 million dollars of his own money into redeveloping downtown las vagas

But behind the success was a man chasing something he could never quite catch—trying to engineer happiness, and this became an obsession that consumed him.