President Barack ObamaÂ’s address at the National Prayer Breakfast on February 5, 2015 has reverberated through the corridors of the world and provoked shock and dismay in numerous quarters. Even a professor at the University of London commented on his shallow understanding of the Crusades. I hesitated to write anything on the subject because it would drag me into politics or into a sobering critique of Islam. I am not sure that at a time like this either distraction would be wise, so let me keep it to the minimum. For those who did not hear the talk, it is...