Voight: Paddy, your son led us to this. Shawn is involved in this. You can't protect him. You can't save him from this. Help me bring in Sean now.
Chief O'Neal: He's my son you're not bringing him in.

Sean: Do you know how many programs I've done?
Hailey; Twenty-two.
Sean: Joined six religions too, did you find that out?
Hailey: No. Sean: Six. I read all these books. Did every kind of therapy. Poisoned myself. Talked to my dad, once. Don't worry, he didn't understand what I was trying to tell him. His brain wouldn't let him. He loved me too much. But I did try. I didn't want to be like this.

The urges, they don't go away, because they can't. See, bad things do happen, Hailey. Bad things happen but you can control how they happen. You can control who they happen to, that is what I learned. you can sacrifice the ones who are already broken to save the rest.

Sean

Voight: So you want to do that now, make cases any way you can. He's in your head.
Hailey: I know.
Voight: So let's go back to work. Me, you and the team. That's how we're going to get them. That's how we're going to save them.

Chicago PD Season 10 Episode 9 Quotes

Voight: Paddy, your son led us to this. Shawn is involved in this. You can't protect him. You can't save him from this. Help me bring in Sean now.
Chief O'Neal: He's my son you're not bringing him in.

Sean: Do you know how many programs I've done?
Hailey; Twenty-two.
Sean: Joined six religions too, did you find that out?
Hailey: No. Sean: Six. I read all these books. Did every kind of therapy. Poisoned myself. Talked to my dad, once. Don't worry, he didn't understand what I was trying to tell him. His brain wouldn't let him. He loved me too much. But I did try. I didn't want to be like this.