IF YOU PRETEND THE CHARACTERS CANT SPEAK, AND WRITE A SILENT MOVIE, YOU WILL BE WRITING GREAT DRAMA.
David MametA stage play is basically a form of uber-schizophrenia. You split yourself into two minds - one being the protagonist and the other being the antagonist. The playwright also splits himself into two other minds: the mind of the writer and the mind of the audience.
David Mamet