He says particular care must be given to the thousands of children who were left behind, many of whom have become traumatized by the events.

VOA: standard.2009.09.25

And I don't think that we will be completely satisfied when we do leave with what we left behind That's it for today.

我认为我们不会非常满意,当我们走时，看到我们所留下的问题,今天的节目就到此结束了。

普林斯顿公开课 - 国际座谈会课程节选

"And once we emerge from the immediate crisis, the long-term economic gains to communities that have been left behind in the digital age will be immeasurable."

VOA: standard.2010.07.02