Winners in Silicon Valley put in the hard yards

Venture capitalist Michael Moritz on what it takes to succeed in Silicon Valley. Writing in the Financial Times, he shares his secrets of what it takes to lead a flourishing start-up - and it's a lot more than broken promises and black turtlenecks. "The genuine formula is longevity and persistence against all odds. It is no coincidence that the greatest companies to emerge from Silicon Valley and its sister regions in China share hallmarks that are very different from popular perception."