"Reprisal": Sloane is having Marshall tortured by having his finger nails ripped off. He eventually asks Marshall to cooperate citing "You're not cut out for this." Marshall's response?
"You know, I never liked you. I tolerated you, because I had to, you know, because you were my superior and I was afraid of you. And I saw how twisted you were. But now I see you for who you really are. You are a weak, pathetic man. You know, you're right, I'm not cut out for this. But I am thinking about my son. I want Mitchell to look up to me, to be proud of his dad. Which is why, no matter what you do to me…I'll never help you. You know what? I got — I got a hangnail, right there on my thumb? You mind working on that one next?"