Nixon was an awful president in many ways, including in some of his foreign-policy choices. But he left no doubt that foreign policy and America's leadership in the world outside its borders was of paramount importance to him.

Every great political campaign rewrites the rules; devising a new way to win is what gives campaigns a comparative advantage against their foes.

Newt Gingrich has a restless and outsized intelligence that is tragically unleavened by any kind of critical sensibility.

Newt Gingrich has a restless and outsized intelligence that is tragically unleavened by any kind of critical sensibility.