Boy, I'm kind of tuckered out. How are you feeling, Elizabeth? / S03E21 The Plimpton Stimulation #BigBangTheory #BBT

Mrs Latham: Fascinate me. Leonard: Uh.. b.. d.. uh.. uh.. Mrs Latham: They're cute when they’re about to wet themselves, aren't they? / S04E15 The Benefactor Factor #BigBangTheory #BBT

Leonard: I know it's not ideal, but don't let them ruin our night. Penny: No, you're totally right. She could be skinny 'cause she's dying. Leonard: That's the spirit. / S06E16 The Tangible Affection Proof #BigBangTheory #BBT

Are you suggesting we live our lives guided by the philosophies found in cheap science fiction? / S04E10 The Alien Parasite Hypothesis #BigBangTheory #BBT

Sheldon: Richard Feynman was a famous American physicist, part of the Manhattan project. Howard: Everyone in the world of science knows who Richard Feynman was. Sheldon: Now you do too. / S05E16 The Vacation Solution #BigBangTheory #BBT

Amy: We're always talking about how hot Penny is. Come on, scientist to scientist, how big are those Hadron Colliders? / S08E05 The Focus Attenuation #BigBangTheory #BBT

Georgie: Listen here, you want me at your wedding, all you got to do is ask nicely. Sheldon: (sighs) Georgie... George. (groans) I would like you at my wedding. / S11E23 The Sibling Realignment #BigBangTheory #BBT

This is a form indemnifying me from your use of Leonard's bedroom. Sign here, indicating that I tried to stop you and did so using a stern facial expression. / S04E24 The Roommate Transmogrification #BigBangTheory #BBT

Hey Howard, you know it's getting late. So, do I get to drive this thing or what? / S02E08 The Lizard Spock Expansion #BigBangTheory #BBT

We are made of particles that have existed since the moment the universe began. I like to think those atoms travelled 14 billion years through time and space to create us, so that we could be together and make each other whole. / S09E01 The Matrimonial Momentum #BigBangTheory #BBT

Howard: (to Raj) Yes, she's pushy, and yes, he's whipped, but that's not the expression. / S03E03 The Gothowitz Deviation #BigBangTheory #BBT

Howard: What are you doing here? Elon: I'm washing dishes. Well, I was on the turkey line, but I got demoted for being too generous with the gravy. / S09E09 The Platonic Permutation #BigBangTheory #BBT

Sheldon: Penny, we don't consume alcohol during Dungeons & Dragons. It impairs our judgment. Penny: Oh, this isn't alcohol. It's a magic potion that makes me like you. Leonard: Double potion, please. / S06E23 The Love Spell Potential #BigBangTheory #BBT

Leonard: How do you feel about children? Penny: Um, they're okay, I guess. I mean, if I saw one, I wouldn't throw a rock at it. / S12E03 The Procreation Calculation #BigBangTheory #BBT

Leonard: Um... Sheldon: Leonard, I'm no expert on meditation, but if you're trying to calm yourself down, I believe the word is Om. / S03E11 The Maternal Congruence #BigBangTheory #BBT

Leonard: Is there a history of heart disease in your family? Howard: My family is the history of heart disease. / S04E23 The Engagement Reaction #BigBangTheory #BBT

Oh, is that Linda back there? How are her hot flashes? Any better? / S12E14 The Meteorite Manifestation #BigBangTheory #BBT

Raj: We could set it up like a scavenger hunt where the last puzzle gives the winner Sheldon's contact information. / S09E08 The Mystery Date Observation #BigBangTheory #BBT

Howard: We are going to Mexico in Feynman's van to stay at the vacation house Feynman bought with the money from his Nobel Prize. Sheldon: Viva la Imodium. / S09E03 The Bachelor Party Corrosion #BigBangTheory #BBT

Blink twice if you're here against your will. / S02E20 The Hofstadter Isotope #BigBangTheory #BBT