"And,in south Sudan it is getting worse. In DRC, the Democratic Republic of Congo, we are well familiar with challenges in the eastern part of the country, where we still have thousands and thousands of people on the move.

VOA: standard.2010.02.04

Well,isn't that just the way science is? Just as we're getting some of the most exciting results, just as we're getting new concepts to test, we're reaching a point in the global environment where the economy just can't support everything.

VOA: standard.2010.07.15