MARTHA. I won't. As true as true, you are.
SALLY. I'm not.
MARTHA. You are.
SALLY. I'm not. I'm not. I'm not.
(Zack rises, comes between, puts finger in mouth and whistles.)
SALLY. I'm not.
ZACK. That's enough, lass. Whistle's gone. I'm referee and I look at it like this. You can't both be right.
SALLY. No, I'm——
ZACK. And you can't both be wrong.
MARTHA. She's——