Dodd Clinton Vilsack Edwards Richardson Biden Kucinich Gravel

"I've served in the United States Senate for 26 years. I've been involved in every major domestic and foreign policy debate of our country. I know how to bring people together."

CONNECTICUT SEN. CHRIS DODD, 62, ARMY VETERAN, FIFTH-TERM SENATOR

"I want to figure out how to provide universal health care without putting millions of more dollars into the system when we already spend so much more than everybody else."

NEW YORK SEN. HILLARY CLINTON, 59, FORMER FIRST LADY OF ARKANSAS AND THE UNITED STATES, SECOND-TERM SENATOR

"Let's pick out one or two diseases that are driving up health care costs, and let's challenge ourselves as Americans in the next decade to eradicate those diseases."

TOM VILSACK, 56, FORMER IOWA STATE SENATOR, TWO-TERM IOWA GOVERNOR

"We need big, transformational change. ... We need to reestablish America as the great moral leader on the planet."

JOHN EDWARDS, 53, ONE-TERM NORTH CAROLINA SENATOR, FORMER DEMOCRATIC VICE PRESIDENTIAL NOMINEE

"I think that if we're going to win we have to be positive. ... There's plenty to criticize, but we should advance our own policies, our own solutions."

NEW MEXICO GOV. BILL RICHARDSON, 59, FORMER MEMBER OF CONGRESS, FORMER U.S. AMBASSADOR TO THE UNITED NATIONS, FORMER SECRETARY OF ENERGY, SECOND-TERM GOVERNOR

"The president of the United States should be ... visiting every capital in the world, gaining consensus for a federal system in Iraq. ... There is no other way to end this cycle of sectarian violence, absent giving the parties control over the fabric of their daily lives."

DELAWARE SEN. JOE BIDEN, 64, FIFTH-TERM SENATOR

"Congress must cut off the funds, and the administration must be told to bring the troops home. Close the bases, end the occupation, bring our troops home, and the international community will be prepared to move in with a peacekeeping force."

OHIO REP. DENNIS KUCINICH, 60, FORMER MAYOR OF CLEVELAND, FORMER OHIO STATE SENATOR, SIXTH-TERM REPRESENTATIVE

"There's nobody running in this race that's got less money than I have. ... All I need is $10,000 and I can win with that, I promise you. ... I don't think it's a big deal whether I get elected or not. I think it's important that you get empowered to make laws."

MIKE GRAVEL, 76, FORMER ALASKA SENATOR, ARMY VETERAN