"What we know from research on teen brain development, is that teens don't really have fully developed brains until they're twenty-five years old.

VOA: special.2010.07.01

"We know that much of the training and the direction for terrorists comes from Pakistan and the border area with Afghanistan,"

VOA: standard.2009.12.11

"What we know is more than That is the cost already and also a lot of demand coming from central banks.

VOA: standard.2010.07.21

"We know from our very own eyes that it's happening. We're not kind of hearing it third hand.

VOA: standard.2010.05.24

"What we know from research on teen brain development, is that teens don't really have fully developed brains until they're 25 years old."

VOA: standard.2010.06.24

"The remaining 88 percent of the variation from one center to another are unmeasured factors, that we don't quite know what those factors are."

VOA: standard.2010.07.14

"We will look for ideas from the bottom up. After all,Americans across the country know that the best ideas often come from workers,not just management."

VOA: standard.2009.04.25

We all know that overseas development assistance allocated to agriculture dropped from 18 percent in 1978 to just over four percent in 2008, The amount of money spent by developing countries on agriculture during that same period also dropped sharply.

VOA: standard.2010.03.29