If you find that a point cannot be made without narration, it is virtually certain that the point is unimportant to the story (which is to say, to the audience).
David MametThe great movie can be as free of being a record of the progress of the protagonist as is a dream.
David MametThe purpose of technique is to free the unconscious. If you follow the rules ploddingly, they will allow your unconscious to be free.
David MametA play is basically a long, formalistic polemic. You can write it without the poetry, and if you do, you may have a pretty good play. We know this because we see plays in translation. Not many people speak Norwegian or Danish or whatever guys like Ibsen spoke, or Russian - yet we understand Chekhov and the others.
David Mamet