DCI Banks : [on Waring's vigilante slayings leading to her causing the demise of an innocent detective] That's the difference... ''JUSTICE!''... ''Tries To Stop The Killing!''
DCI Banks : ''VENGENCE!''... ''The Killing Never Ends!''
[last mornful lines]
Dr. Elizabeth Waring : Look after yourself!
[slits her throat with a scalpel as Banks tries to save her]