You know, for a smart guy you really seem to have a hard time grasping the concept don't piss off the people who handle the things you eat.

Penny

Ok, so the same with extra spit on Sheldon's hamburger.

Penny

Penny: What if I got him to apologize and promise to behave?
Leonard: Then I guess we would let him back on the app team and while we're doing that, you can take an aerial tour of L.A. on your flying pig.

Whatcha doing? Trying to contact your home planet?

Penny

Raj: Last night I had a dream we got so rich from the app, you and I bought matching side by side mansions. But there was a secret tunnel connecting your front yard to my back yard. What do you think that means?
Howard: It means that after we play handball I'm showering at home.

Leonard: What are bus pants?
Sheldon: They are pants one wears over ones regular pants when one sits on bus seats others have previously sat on.

Leonard's going all alpha-nerd on Sheldon's ass!

Raj

Hey, why am I in charge with phone support? Seems a bit racist.

Raj

You have so few good ideas Leonard and you're going to spill the beans in front of an outsider?

Sheldon

I won't say that all senior citizens who can't master technology should be publicly flogged, but if we made an example of one or two, it might give the others incentive to try harder.

Sheldon

Obviously, we're no longer a Justice League. We have no choice but to switch to our Muppet Baby costumes.

Sheldon

Leonard: It's what we do. We give each other a hard time. Hey, Sheldon, you look like a praying mantis.
Sheldon: That was very hurtful.

The Big Bang Theory Season 4 Quotes

You have broad hips and a certain corn-fed vigor. Is your womb available for rental?

Sheldon

At best, it's a modest leap forward from the technology that gave us Country Bear Jamboree.

Sheldon