Sister Mary Annette and Shakespeare’s Ambiguous Advice

“Those friends thou hast, and their adoption tried, grapple them to thy soul with hoops of steel”: Sister Mary Annette read Hamlet to our 8th grade class, and since Polonius’s advice had the imprimatur of both Sister and Shakespeare, we took it to be infallible. Sister’s point, if not Polonius’s, was that we would all wind…