Like all of Shakespeare's plays, Hamlet makes surprisingly original uses of borrowed material. The Scandinavian folk tale of Amleth, a prince called to avenge his uncle's murder of his father, was first, by Dr Oliver Tearle of Loughborough University. Macbeth's speech beginning, "Tomorrow, and tomorrow, and tomorrow," is one of the most powerful. and moving moments from Shakespeare's tragedy. Macbeth speaks these lines just after being informed of the death of his wife, Lady Macbeth, who had gone mad before she died,