Brown said community colleges are struggling at the worst possible time .
布朗说社区学院正在遭受可能最糟糕的时刻。
The world 's largest insurer was separated from the world 's most experienced risk manager at the worst possible moment
世界最大的保险商在最糟糕的时刻抛弃了世界最有经验的风险经理人
The vix which tracks volatility in s & p 500 options spiked to more than 80 at the worst of the lehman brothers crisis implying volatility unseen since at least the great depression according to older volatility