First domesticated by the Chinese more than 3000 years ago, the soybean is one of the pillars of American agriculture.

VOA: standard.2010.02.01

"It's revolved around four main pillars. We've been working to give parents the information that they need to make healthy decisions for their families.

VOA: special.2010.06.07

Mr.Fillon said the four pillars for lasting recovery are reforming financial regulations, supporting economic growth, rescuing banks and providing aid to the countries suffering most from the economic crisis.

VOA: standard.2009.03.24