George Smiley: "Is there anything you would like me to pass on to Ann?"
Bill Haydon: "That was nothing personal, George. You have to understand. Karla said that you were good; the one we had to worry about. If I were to known as Ann's lover, he'd figure that you wouldn't be able to see me straight. And he was right, up to a point..."
George Smiley: "Up to a point."