Look guys, it's just a guidance system. It's not like you're handing us the Death Star from Star Trek.

Colonel Williams

Bernadette: I had a plan. I kept leaving Dove bar wrappers around to explain any weight gain.
Amy: Where did you get empty Dove bar wrappers?
Bernadette: From all the DOVE BARS I ATE. I'M PREGNANT. Try to keep up!

Leonard: You can't put that on Snapchat.
Raj: Fine, I'll put it on Facebook like a caveman.

Penny: When Leonard's feeling anxious, I make him take a long walk.
Amy: Does that help?
Penny: For a while, then he comes back.

I was counting on that money. I need to make as much as my wife so I don't have to try so hard in bed.

Howard

I now pronounce you husband and wife... and weird other husband who came with the apartment.

Bernadette

Sheldon: Why do people cry at weddings?
Mary: They're practicing for what's coming later.

Penny: Your parents are old. Anything unspeakable is finished by 9:30. Go to sleep!

I hope you're right. Because a grown man living with his brother and his brother's wife is weird.

Sheldon

So did you defile my mother, or not?

Sheldon

Excuse me, that is my mother you're talking about! However accurately...

Sheldon

I'm telling ya, I'm not on drugs. The government is out to get me!

Howard

TBBT Quotes

Sheldon: Why do you have the Chinese character for "soup" tattooed on your right buttock?
Penny: It's not "soup," it's "courage."
Sheldon: No it isn't. But I suppose it does take courage to demonstrate that kind of commitment to soup.
Penny: How'd you see it? You said you wouldn't look.
Sheldon: Sorry. As I told you, the hero always peeks.

What do Sheldon Cooper and the black hole have in common? They both suck.

Professor Hawking