Bill had loved it, too. Smiley didn’t doubt that for a moment. Standing at the middle of a secret stage, playing world against world, hero and playwright in one: oh, Bill had loved that, all right.

Smiley shrugged it all aside, distrustful as ever of the standard shapes of human motive. He settled instead for a picture of one of those wooden Russian dolls that open up, revealing one person inside the other, and another inside him. Of all men living, only Karla had seen the last little doll inside Bill Haydon. When was Bill recruited, and how? Was his right-wing stand at Oxford a pose, or was it paradoxically the state of sin from which Karla summoned him to grace?