Sherlock: What if it wasn't Caroline's life that the killer wanted. What if ...
Joan: It was her dog's.

Do you realize you have a tell when you lie?

Joan [to Sherlock]

You can call off the Ghost hunt, Captain.

Sherlock [to Gregson]

What do you say? Come up with some names together?

Cassie [to Sherlock]

If you really want to be a better person, I could try to help you figure it out.

Sherlock [to Casse]

Making a connection to somebody is rare for you.

to Cassie

Sherlock: Cassie's no Moriarty.
Joan: Not yet.

Cassie: You have trust issues.
Sherlock: You have truth issues.

Heather left her mark on people. She did a lot of good.

Judd [to Sherlock]

Heather was buying clothes for her foster kids when she was gunned down. Doesn't that sound like someone who deserves justice?

Cassie

Cassie: Why do you have to be so mean?
Sherlock: Because I don't think you've said an honest word since 'Hello.'

Someone I care about was murdered. I want to hire you to solve it.

Cassie [to Sherlock and Joan]

Elementary Quotes

Sherlock: You can trust me.
Gregson: Prove it.

But I'm just a woman with a story...

Joan