Bipartisanship

As almost anyone who lived through the Clinton-era health reform efforts will tell you, health reform will require bipartisan leadership and broad-based support from the American people. But why? Could pursuing a Democrat-only strategy work? And more importantly, if health reform were approved with support from only one party, would it be sustainable over time? Would reform lacking bipartisan support lead to yearly battles about how to undermine or even repeal it?