In advance of Tuesday?s State of the Union address, Newsweek mused about the possible lessons Democrat Barack Obama could learn from Republican Ronald Reagan.

While Rick Perlstein?s featured article offers little of value, a sidebar includes some interesting comments. One of them, from Reagan historian Steven Hayward, should prove interesting to those who?ve read in recent months about the difficult job confronting the president today:

Across the political spectrum, conventional wisdom was that the presidency was in deep trouble. There were four failed presidencies in a row. The job was no longer adequate to modern times. All that talk completely died after eight years of Reagan.