Raj: In Avatar when they have sex on Pandora they hook up their ponytails so we know their ponytails are like their junk.
Wolowitz: Yeah, so?
Raj: So when they fly horses or fly on their birds they also use their ponytails.
Wolowitz: What’s your point?
Raj: My point is that if I was a bird or a horse I’d be very nervous around James Cameron.
Zapp Branigan: “My instinct is to hide in this barrel – like the wily fish.”

Sookie: I keep expecting him to come through the door and say “Sookeh!”
Wolowitz: Why do you have all of these unopened paychecks in your desk?
Sheldon: Because most of the things I’m planning to buy haven’t been invented yet.
Linda: When you do care, you care one hundred and crazy percent. 
House: We’re two tigers away from being an act in Vegas.
Phil: All the hard work, late nights and no rest have paid off. We’ve cured sleeplessness and demonstrated irony.
Veronica: Never show your hand, sweetie. Always let the enemy underestimate you. Then when their guard’s down, smash them with a phone.
Phil: Wow. Can you imagine how great it would be to just take Veronica out in the middle of the day and have lunch with her?
Lem: You should try to aim higher for your fantasies.