A tenured professor at the University of Chicago recently claimed Israel was to blame for the Sept. 11 attacks and for the U.S. war in Iraq. The assertions by John Mearsheimer were met with an amen chorus from colleagues at New York University and Columbia. "The Israel lobby was one of the principal driving forces behind the Iraq war, and in its absence we probably would not have had a war," he explained. Later, he said al-Qaida's "animus to the United States … stemmed from U.S. foreign policy toward Israel." Imagine what a peaceful world in which we would live...