Shortly after Rand Paul’s talking filibuster unexpectedly seized national attention, Bill Kristol came back with his normal comedy routine. The junior senator from Kentucky was dismissed as an emblem of “kookiness” and “fearmongering,” “waxing semihysterical” as a “spokesman for the Code Pink faction of the Republican party.” John McCain and Lindsey Graham were Kristol’s opening act. McCain grumbled about “wacko birds” and the dang libertarian kids who need to get off his lawn. Graham dismissed Paul’s questions about the limits of presidential power as undeserving of a response, in keeping with his now-infamous quotation, “Shut up, you don’t get a...