" Hasslein was given permission by the President to tell the Commission that the apes needed to be more thoroughly, professionally, and properly interrogated.The film""s screenplay, by Samuel G.Engel, Sam Hellman and Winston Miller, was taken in part from the 1931 novelWyatt Earp, Frontier Marshalby Stuart N.Remember that you are a human being with a soul and the divine gift of articulate speech, that your native language is the language of Shakespeare and Milton and The Bible.When he brought Ron to view the mirror, Ron only saw himself as "head boy...holding the Quidditch Cup" as he captain.Rather than showing the future, the mirror displayed what the viewer most desperately wanted.According to Dumbledore, it reflected "the deepest and most desperate desires of our hearts".He had found Harry addicted to the Mirror""s visions of loving family life.He warned it could become destructive - and therefore it had to be removed ("It does not do to dwell on dreams, Harry, and forget to live").He argues with an engineer""s grasp of facts against its construction - using previous experience from the Van der Lip dam disaster that killed five hundred people.