Barack Obama is likely to become the next president of the United States.

Six weeks ago John McCain was leading Mr. Obama. But according to RealClearPolitics, as of yesterday Mr. Obama led in the national polls by just under 8% and in the Electoral College by 306 to 157 (a majority is 270). Throughout his campaign Mr. Obama has successfully presented himself as a careful and sensible person and was recently endorsed by Christopher Buckley, son of the late William F. Buckley, as having a "first-class temperament and a first-class...