So now it’s one president down, no more to go. The decision by Harvard pooh-bahs to keep Claudine Gay was predictable but still disappointing. It sucks some of the air out of calls for a thorough review of how the far left has hijacked American higher education and turned campuses into political indoctrination factories rife with antisemitism. Worse, the decision to retain Gay in the face of a boisterous campaign to get her fired will be interpreted by other colleges as a sign it’s safe to return to business as usual. So once again, moral clarity is banned at what...