Trump should have listened to him Politico playbook: The WSJ editorial board is joining the pile-on over Sen. JD VANCE’s (R-Ohio) comments about “childless cat ladies.” In a tough piece posted last night, Paul Gigot and colleagues call the comment “the sort of smart-aleck crack that gets laughs in certain right-wing male precincts” but that “doesn’t play well with the millions of female voters, many of them Republican, who will decide the presidential race.” They see the speed and breadth of the coverage of Vance’s remark as evidence “that this is Mr. Vance’s first big cultural impression, and not a good one.” They are unimpressed with Vance’s efforts to clean things up on Megyn Kelly’s podcast yesterday (“he wasn’t at all apologetic”), and they come away with this surprising conclusion about the episode: “One possibility is that at some level Mr. Vance really doesn’t respect people who make different life choices.” And then they move on to attack some of Vance’s other past ideas. His proposal that families without children should pay higher taxes is “bad policy” and “bad politics” and would amount to using the tax code “as a political and cultural weapon against people who don’t share his values.” The editorial gives voice to what’s been a quiet murmur we’ve been hearing from some corners of the right all week: Does DONALD TRUMP regret picking Vance? They suggest that the campaign put Vance’s wife out there to reassure suburban voters that he doesn’t really hate women. Somehow that doesn’t strike me as adequate to stanch the bleeding. Trump is losing it. He…