Sheldon: I need your help in a matter of semiotics.
Sheldon: Semiotics, the study of signs and symbols as a branch of the philosophy related to linguistics.
Penny: Okay, honey, I know you think you are explaining yourself, but you're really not
Penny: This is the best cobbler ever!
Mary: You know what the secret ingredient is?
Sheldon: This car weighs, let's say, 4,000 pounds. Now add 140 for me, 120 for you...
Sheldon: Oh, I'm sorry. Did I insult you? Is your body mass somehow tied into your self-worth?
Leonard: If you don't have any other plans, do you want to join us for Thai food and a Superman movie marathon?
Penny: A marathon? Wow, how many Superman movies are there?
Sheldon: You're kidding, right?
Penny: So, what do you guys do around here?
Sheldon: Well, today we tried masturbating for money
Penny: And on top of everything else, I'm all gross from moving. My stupid shower doesn't even work.
Leonard: Our shower works.
Penny: Really? Would it be totally weird if I used it?
Penny: I'm a vegetarian. Well, except for fish, and the occasional steak. I love steak!
Sheldon: Well, that's interesting. Leonard can't process corn
Penny: I'm a Sagittarius, which probably tells you way more than you need to know.
Sheldon: Yes, it tells us that you participate in the mass cultural delusion that the sun's apparent position relative to arbitrarily defined constellations at the time of your birth somehow affects your personality.
Penny: Participate in the what?