"I support concrete and progressive immigration reform based on three primary criteria: family reunification, economic contributions, and humanitarian concerns."

"Social Security is not a retirement savings plan; it is a social insurance program. It's a contract that says, as a society, we will look out for you and your family when you can no longer work."

"Clearly, we need to have the very best advice and counsel on what actions can be taken to help lower the cost of gasoline."

"This is not a time to back away from the principles that this country was founded on."

"I am not opposed to the limited use of polygraphs in a case where a person is suspected of wrongdoing. But widespread use of the polygraph as a screening tool goes far beyond what is acceptable."

"The United States is the most innovative country in the world. But our leadership could slip away if we fail to properly fund primary, secondary and higher education."

"Today, energy prices are at historic highs. Some analysts estimate that energy price shocks this year could cost American consumers more than $40 billion. Speaking very frankly, we cannot afford this kind of expense."

"People should not be imprisoned without having the ability to challenge the legality of that imprisonment."