Perhaps the greatest social divide in this country is the difference in world view between people who grew up in cities, with all their conveniences and problems, and those accustomed to life in the sparsely settled — or unsettled — regions north of the Trans-Canada Highway. It’s hard for a Torontonian, for example, to grasp the sheer rage of a guy from the bush when he’s told that his pickup truck is a luxury the planet can’t afford.