- Dr. Heathcliff 'Cliff' Huxtable: You've cheated and you've lied. And at the turn of this trick, the score is now tied.
- Dr. Heathcliff 'Cliff' Huxtable: For instance, in the tradition of Pinochle, when you turn all of the tricks, that's...
- Dr. Barnabus Foster: Called the Head Rub.
- Dr. Heathcliff 'Cliff' Huxtable: Well, my father and Homer, don't say, "Consider yourself rubbed."
- Dr. Barnabus Foster: You mean these fellows actually rub your head?
- Dr. Heathcliff 'Cliff' Huxtable: It's worse than that, They don't just rub, Dr. Foster, they polish, they buff, they wax, and they cheat.
- Dr. Barnabus Foster: I'd rather lose as a gentleman than win as a scoundrel.
- Dr. Heathcliff 'Cliff' Huxtable: Then you're gonna get the rest of your hair rubbed off.
- Dr. Barnabus Foster: Before I lay down my final card, I am reminded of the immortal words of Hamlet, "Ay, there's the rub."
- Dr. Heathcliff 'Cliff' Huxtable: She walks in beauty, like the night/Of cloudless climes and starry skies;/And everywhere that Mary went, the lamb was sure to...