Our goal is to provide the best value, not just the cheapest price.

FORBES: Department Store Pricing -- No Easy Task (Part 4 Of 4)

If a drug company -- if the drug companies or a member of Congress who's carrying water for the drug companies wants to argue that we should not negotiate for the cheapest available price on drugs, then I want them to make that argument in front of the American people.

CNN: Transcript of Thursday's Democratic presidential debate