Once bitten, twice shy.' That's what they say. And they say it for a good reason. But what if, in being so shy of that second bite, we take our attention away from other sets of teeth? Problems don't always come from the places where we expect them to emerge. Indeed, often our assumptions distract us from the issues we ought to be paying closest attention to. You are keen to avoid a repeat of an old conflict. Yet in giving a situation such a wide berth, might you be inadvertently wandering straight into different trouble?