"We cannot become Republican clones. If we do, we will lose again, and deserve to lose. As I have said on other occasions, the last thing this country needs is two Republican parties.
"If the White House's idea of bipartisanship is that we have to buy whatever partisan ideas they send us, we're not interested."
"I do not retreat from the view that Iraq is George Bush's Vietnam. The administration turned away from pursuing Osama bin Laden and made the catastrophic choice instead to bog down American forces in an endless quagmire in Iraq."