so fascinated he did n't realize that judy 's hand was no longer in his , listening with a kind of sick foreknowledge as mr. middle-aged suit , still backing up , blathered about how he was sorry ... entirely his fault , was n't looking , was n't thinking ... insurance papers ... state farm ... draw a diagram ... get a policeman to take statements ... and all the time young and heavyset was advancing , thwocking the end of the tire iron into the palm of his hand , not listening .