I'll change the locks post-haste. Set a few traps.

Sherlock [on his father visiting the brownstone]

Which one? Our overgrown putt-putt golf course? Or our condemned warehouse full of asbestos?

Davis Potter [on his business properties]

So, I walked all the way to the eastern edge of the property, and I did not find a thing. No dead bodies, no secret hideouts, no smoke monster. There's plenty of mud, though.

Joan

I'm quite certain they were staging a fake murder when they fell victim to two real ones.

Sherlock

Sherlock: You're typically more expansive after your first hit of caffeine.
Joan: Yeah, well, you brought a bald cat to breakfast. I'm a little distracted.

Joan: You know, we don't have to do this whole 'secret agent' thing. We could just, ah, talk like normal people.
Emil Kurtz: That's easy for you to say. You're not the one spying on Morland Holmes!

Elementary Season 4 Episode 21 Quotes

Sherlock: You're typically more expansive after your first hit of caffeine.
Joan: Yeah, well, you brought a bald cat to breakfast. I'm a little distracted.

Joan: You know, we don't have to do this whole 'secret agent' thing. We could just, ah, talk like normal people.
Emil Kurtz: That's easy for you to say. You're not the one spying on Morland Holmes!