If you're neurotic and you think, I'm not where I deserve to be or my mother didn't love me, or blah, blah, blah, that lie, that neurotic vision, takes over your life and you're plagued by it 'til it's cleansed. In a play, at the end of the play, the lie is revealed. [T]he better the play is, the more surprising and inevitable the lie is, as Aristotle told us. Plays are about lies.
David MametAnyone can write five people trapped in a snowstorm. The question is how you get them into the snowstorm. It's hard to write a good play because it's hard to structure a plot. If you can think of it off the top of your head, so can the audience. To think of a plot that is, as Aristotle says, surprising and yet inevitable, is a lot, lot, lot of work.
David MametThe conscious mind is going to suggest the obvious, the clichรฉ, because these things have offered the security of having succeeded in the past.
David Mamet