Did you read the article? He tried to get out in 2010. When you agree to serve the president you do a lot of yes sirs no matter who is in office. Why not read the book before judging him, or have all of you held this office before?
Nobody forced him to stay in 2010, and nobody forced him to put up with Obama and his minions for the past three years. He made his bed, and so he can lay in it...