Sixty-four years ago, Sen. Arthur H. Vandenberg (R., Mich.) famously declared that in matters of foreign policy, "politics stops at the water's edge." His post-isolationist Senate career stands as a monument to the benefits of bipartisanship - an approach that endured through the Cold War and beyond. Today we stand not "at the water's edge," but we are staring over the edge of the economic cliff. What we are experiencing is so painful and dangerous that we must dampen, if not remove, partisanship for the common purpose of saving the nation. The debate in Congress over the economic stimulus was...