Yale and other universities have been sites of almost continual demonstrations since Hamas massacred and kidnapped Israelis on Oct. 7. That’s just fine, insofar as students have a right to express their views about the war in the Gaza Strip — whatever one thinks about those views. It’s fine, too, to be willing to defy campus rules they believe are unjust — provided they are willing to accept the price of their civil disobedience, including arrest, jail time or suspension. But as the experiences of scores of other Jewish students on American campuses testify, we are well past the fine...