Sooooo many!!
"Hey! I do too think about the consequences of my decisions! --- Well what gives you the right.. --- Go to hell!! *hangs up* Stupid guy on my phone!!"- Joey when Rachels dad is screaming down the phone
Monica- You don't like the game, because you suck at it.
Chandler- I don't suck at it. It sucks. you suck.
Chandler- That British womans a ***** but she sure can dance!
Chandler- I can handle this. "Handle" is my middle name. Actually, "handle" is the middle part of my first name.
Monica- My motto is get out before they go down.
Joey- That is so not my motto.
Joey- What? You made a bet. A bet is a bet. You bet on a bet, and if you lose you lose the bet.
Ross: You know what the scariest part is? What if there's only one woman for everybody, you know? I mean, what if you get one woman, and that's it? Unfortunately, in my case, it was only one woman for her.
Joey: What are you talking about? One woman? That's like saying there's only one flavor of ice cream for you. Let me tell you something, Ross. There's lots of flavors out there. There's Rocky Road, and Cookie Dough, and Bing. Cherry Vanilla. You could get them with jimmies, or nuts, or whipped cream. This is the best thing that ever happened to you. You got married, you were, what, eight? Welcome back to the world. Grab a spoon.
Ross: I honestly don't know if I'm hungry or horny.
Chandler: Stay out of my freezer.
Millions more but getting tired.
Memorable episodes-
The one with the english girl dancing!
Ross' tan (same episode as before)
danny di vito stripping!
The routine!
When joey loses all his money in 'cups'