What worries you about America today, terrorism, wars in Iraq, Afghanistan, economy, the deficit, medicare, social security or America's place in the world, which many say sliping or begining to slip?

今天的美国哪些地方让你担心呢，恐怖主义，对伊拉克和阿富汗战争，经济，赤字，医疗保险，社会保障,还是美国的国际地位，有人称美国的地位正在或开始下滑？

普林斯顿公开课 - 国际座谈会课程节选

A guy named Seth Klarman, who works at a fund in Boston called Baupost, said that what he does is worries top-down and invests bottom-up.

他叫塞斯·克拉曼,在波士顿的Baupost基金工作,他说他的工作就是自上而下地担心,自下而上地投资

耶鲁公开课 - 金融市场课程节选