The PayPal co-founder, early Facebook investor, and Founders Fund managing partner talks about the most famous deal that never happened--and what you can learn from it.At SXSW this afternoon, Peter Thiel, the entrepreneur, venture capitalist, and contrarian thinker, told the story of the day Mark Zuckerberg decided to turn down Yahoo's $1 billion offer to buy Facebook."The most important moment in my mind in the history of Facebook occurred in July 2006," he began.At the time, Facebook was just two years old. It was a college site with roughly eight or nine million people on it. And, though ... Read More