Nigel Farage has been quick to deny reports that, before the next general election, he intends to do a deal with the Conservatives – but if the right-wing parties ever formalised such an arrangement, it would mean curtains for the entire centre-left, says professor Tim Bale A s the English philosopher RG Collingwood didn’t quite say, “the only clue to what a man can do is what a man has done”. Given that Nigel Farage denied he would do any kind of deal with Boris Johnson’s Conservatives – until,