For too many parents and their children, acceptance by an elite institution isn’t just another challenge, just another goal. A yes or no from Amherst or the University of Virginia or the University of Chicago is seen as the conclusive measure of a young person’s worth, an uncontestable harbinger of the accomplishments or disappointments to come. Winner or loser: This is when the judgment is made. This is the great, brutal culling. What madness. And what nonsense.