One of the things that makes a journalist the best in his field is his ability to ask an acute question in an oblique way. A fact or issue is stated, but not head on, so the person being interviewed doesn’t have to stand and repel the fact, they are given the chance to react to it in their own way. This strategy gives every interview Ian Kehoe does an idiosyncratic quality, because we are hearing from the person approaching obliquely, as opposed to their talking points, prepared for an acute assault. This week Kehoe spoke with Tánaiste Leo Varadkar,…