It's not easy to outrun your demons.

Voight

Guy inside is down. He's not getting back up. Not ever

Ruzek

Ray: Like I said, I'ma start doing some sniffing soon.
Kevin: Well, I'ma need you to have a more powerful nose then. For real, dog, like one of them damn truffle pigs cause me and my partner already $500 in the hole.

Well, Platt offered to buy shots which is a once-in-a-decade thing so you might want to reconsider.

Halstead

He wins if you do it, this is not how you beat this.

Halstead

Upton: I can handle this, Jay.
Halstead: That's exactly what I sad to you. You remember that? You called me out and told me I was full of crap.

She's my partner, so if you know something that's putting her in danger, I need to know, now.

Halstead

Upton: One minute he's talking ring sizes and the next, he's gone. So, screw him.
Ronnie: So why keep the picture?
Upton: To remind me to never make the same mistake again.

Ruzek: Hey honey.
Antiono: Those were blanks, right?
Atwater: Hell yeah!

You guys are lucky I work here.

Antonio

Voight: Everybody's got a breaking point, Al. No matter how strong you are.
Al: No, not everyone.

Woods: See, you're protecting Voight because that's your code. But you're the last of a breed. Loyalty above all else. Let me ask you something. Do you think Voight would fall on his sword to protect you? Nah, he wouldn't.
Olinksy: I know Voight.
Woods: I do too.

Chicago PD Season 5 Quotes

Halstead: She's not coming back is she?
Voight: Look it was time for her to move on. You need to make peace with it.

Morgan William's senseless death has caused this city great distress and pain. And as a result, we've gone to great lengths to find someone to blame. Someone to hate. And no one has wanted to hate Detective Halstead more than me. But, the more I learned about what actually transpired that morning, the more I'm convinced Detective Halstead did nothing wrong. In fact, his actions saved several lives, several black lives.

Alderman Price