She understood it very well. But somehow,at that moment, she could not explain it.

VOA: special.2009.10.25

But Raphael understood the value of the work of others.

VOA: special.2010.02.03

That needs to be understood. But this time, we need to put the story of emancipation at the center of this narrative, because what really transformed the United States, were not those battles.

VOA: special.2011.04.09

And there's increasing research that shows a direct but poorly-understood link between relationships and physiological processes in the body.

VOA: standard.2010.07.29