Mac: No, your other left.
Charlie: My other left? I only have one left.
Mac: It's just an expression. Just move it to the other direction.
Charlie: What would that expression be for? For someone with two lefts?
Mac: No, just move it the other way.
Charlie: Towards your left?
Mac: Your left and my left are the same left because we're facing the same direction.
Charlie: Eh, we're two different people so we can't have the same left. It doesn't make sense.

Mac: He doesn't have any poison.
Charlie: I don't have any on me, but I do keep some in my fridge at home in the relish jar.
Frank: There's poison in that jar? I thought I was allergic to pickles. What's in the jar with the skull and crossbones?
Charlie: Well that's mayonnaise. It's a decoy.
Frank: And the mayo?
Charlie: That's shampoo.
Frank: You're telling I've been putting shampoo on my sandwiches?
Charlie: If you've been using the mayonnaise, then yeah, probably.

Without the sunglasses, Weekend at Bernie's would have been a very dark, strange tale.

Dennis

It’s good, it’s all good. I’m talking to myself, but it’s all good.

Dennis

Charlie: what is your spaghetti policy?
Dee: Are you hearing this? He doesn't belong in a place like this.

We've literally and figuratively missed the boat.

Dennis

Mac: Bro, when you tack on mass, you sacrifice flexibility. That's just a straight up fact
Charlie: That's insane. Touch your toes.
Mac: What am I a gymnast?

Mac, you have an exceptional number of bugs in your teeth. You're gonna want to rinse those out. It's disgusting.

Dennis

Charlie: I'll totally pull a Good Will Hunting on those kids and that'll put them in their place.
Mac: How you gonna do that?
Charlie: Well, you've seen the movie right?
Mac: Yeah.
Charlie: So all I gotta do is, I'll ask them some big shot, like math or science, history-type college question aand that will totally stump them by knowing a lot more about the answer than they do.
Mac: In that movie, Matt Damon played a genius janitor, you're just a janitor.
Charlie: Right, you stumped me with that one.

If you think Jesus and the lord are so great, why don't have you have them swing by in their Lamborghinis and drive you home?

Dennis

I hear the guy hangs dong and I'm very interested in seeing that.

Dee

They're actors. They're trying to create an illusion. In the Lord of the Rings movie, Ian McKellen plays a wizard. You think he goes home at night and shoots laser beams into his boyfriend's asshole? Tom cruise is a midget, but he plays guys that are normal size in movies.

Mac

It's Always Sunny Quotes

Charlie: I'll totally pull a Good Will Hunting on those kids and that'll put them in their place.
Mac: How you gonna do that?
Charlie: Well, you've seen the movie right?
Mac: Yeah.
Charlie: So all I gotta do is, I'll ask them some big shot, like math or science, history-type college question aand that will totally stump them by knowing a lot more about the answer than they do.
Mac: In that movie, Matt Damon played a genius janitor, you're just a janitor.
Charlie: Right, you stumped me with that one.

Mac: He doesn't have any poison.
Charlie: I don't have any on me, but I do keep some in my fridge at home in the relish jar.
Frank: There's poison in that jar? I thought I was allergic to pickles. What's in the jar with the skull and crossbones?
Charlie: Well that's mayonnaise. It's a decoy.
Frank: And the mayo?
Charlie: That's shampoo.
Frank: You're telling I've been putting shampoo on my sandwiches?
Charlie: If you've been using the mayonnaise, then yeah, probably.