Wyoming Senator Mike Enzi is a loyal Republican, a decent guy, and generally a good senator. He also needs to retire from the Senate because he is not good enough, and I don’t care if that makes him sad. The New York Times probably thought it was helping him recently when it ran an article about how Dick Cheney’s daughter Liz is planning to challenge him in the 2014 Republican primary. The Times hailed him as “a studious, low-key legislator who worked well with Senator Edward M. Kennedy,” and Enzi probably thinks that’s a compliment. For that reason alone he...