By Bagehot
WHEN a doctor starts talking like a lawyer, it is rarely good news. Today, it was the turn of doctor-turned-politician Liam Fox, Britain’s defence secretary, to resort to obfuscatory legalese as he fought for his own political life in the House of Commons, following a weekend of fiddly half-allegations and baffling half-apologies, all related to Adam Werrity, a young man whose work as a roving political consultant has become hopelessly tangled up with his friendship with Dr Fox.