Rather than working out how to skewer Mr Cameron, European leaders would do better thinking what they can offer him that might get him off the hook with his more rabid backbenchers.

欧洲领导人与其想出办法把卡梅隆置于困境中，还不如考虑如何帮助卡梅隆摆脱那些更加激进的后座议员们的困扰。