Zuckerberg

He said ... [Silicon Valley] is a little short-term focused and that bothers me...he said laughing, referring to Google’s newly launched social product Google+. “You are going to make a ton of mistakes, you don’t get judged by that."....The biggest risk is not taking any risk…In a world that changing really quickly, the only strategy that is guaranteed to fail is not taking risks.

mistakeたくさんするがriskをとらない戦略は必ずfailするとはどういうことか？
failの定義は財産を失うということ？Riskをとらないければ学ぶこともないということ？