Straight Thinking

Out here in the Midwest corn belt, there is an insurance company—its name is not important—which has the rather gruesome custom of marking every fatal highway accident with a sign, which, besides bearing an “X” to mark the spot, also carries in large letters the single word “THINK.” I suppose the sign has merit in so far as it is an admonition not to be thoughtless, not to dream, while you are driving a couple of tons of potential death down the highway at sixty miles per hour, and in so far as...