"If your workplace is safe... if your children go to school rather being forced in to labor... if you are paid a living wage, including overtime... if you enjoy a 40 hour week and are allowed to join a union to protect your rights, you can thank liberals."

"If your food is not poisoned and your water is drinkable, you can thank liberals."

"If your parents are eligible for medicare and social security so they can grow old in dignity without bankrupting your family, you can thank liberals."

"If our rivers are getting cleaner and our air isn't black with polution, if our wilderness is protected and our countryside still green you can thank liberals."

"If people of all races can share the same public facilities... if everyone has the right to vote... if couples fall in love and marry regardless of race... if we have finally begun to transcend a segregated society, you should thank liberals"

Joe Conason, Big Lies: How the right-wing propaganda machine demonizes liberals and distorts the common-sense politics of America

There's a great debate between Conanson and some conservative talk show host here

It starts around the 60min mark on that mp3, and gets good 10-15mins in to it.