In some of the more affluent countries, corruption may be a major problem.

VOA: special.2009.11.28

It completely could transform it because you'd want affluent people in other countries to do the same.

一定能改变世界，因为,我们也想让其他国家的富裕人口参与进来。

普林斯顿公开课 - 人性课程节选

It completely could transform it because you'd want affluent people in other countries to do the same.

一定能改变世界，因为,我们也想让其他国家的富裕人口参与进来。

普林斯顿公开课 - 人性课程节选