原文:(译文在后面)Report from Davos: Risk Management Survivors Offer Cautionary TalesWharton management professor Michael Useem joined heads of state, politicians, CEOs, celebrities and others at this years World Economic Forum in Davos, Switzerland, where, he says, the mood seemed to be one of muted optimism. But, as he points out, there was also a recognition of how much still needs to be done to prevent the kinds of catastrophes - both natural and created - that changed the lives of so many