Billionaire Advice for Entrepreneurs Posted by nwuptick on May 10, 2014 Posted in: ADVICE, business, FINANCE, investing, trading. Tagged: advice, billionaire, carl ichan, carlos slim, david rubenstein, George Soros, john doerr, michael moritz, T. Boone Pickens, tom perkins, vinod khosla, warren buffet. Leave a comment Please include attribution to Startups.co with this graphic.