The only difference now is that the Internet has made it much simpler to steal other people's work.

VOA: special.2009.04.16

It surely is the only important difference between us."

VOA: special.2009.07.16

And in sub-Saharan Africa, where only four percent of the land is irrigated, buying a small pump can make a big difference.

VOA: standard.2010.08.09