The great English poet John Keats wrote in his magnificent 1819 poem, Ode on a Grecian Urn , “Beauty is truth, truth beauty,--that is all Ye know on earth, and all Ye need to know.” Were that it were so! But poetry cannot hide the fact that the truth is sometimes ugly. Consider two current cases. First, the war in Gaza and the destruction and famine it has wrought. Policy makers, scholars, and pundits can argue whether what is happening in Gaza (and to some extent, in the West Bank) is genocide, whether the leveling of Gaza and the systematic killing of its people is equivalent to the Holocaust, or whether Palestinians have the right to free themselves by any means necessary from an open-air prison. They can debate whether Israel has become an apartheid, undemocratic state, or whether the only way to achieve security in Israel is to ring-fence or destroy Hamas. And they can construct theories about who has the “right” to live in historic Palestine, e...