Wu: I guess they're gonna have to face the music.
Hank: Really? You went there?
Wu: Somebody had to.

It's funny if you knew it was there.

Nick

It's okay, I serve soup to poor people.

Bernadette

Leonard: You think we can outrun him?
Sheldon: I don't need to outrun him. I just need to outrun you.

I feel just like Mother Teresa. Except for the virgin part. That ship sailed a long time ago.

Penny

Raj: That was pretty badass, dude.
Sheldon: I help the weak. It's yet another way I'm exactly like Batman.

Leonard, I platonically love you man, but face it, you're a mess.

Sheldon

Jimmy: What do you think about a pair of glasses that makes any movie you want into 3D?
Raj: That sounds amazing. First movie I'm watching -- "Annie."

Howard: Hey, we're here to support you, buddy.
Leonard: No, you're not. You're here to see if I get my underwear pulled over my head.
Howard: You wore underwear? You fool.

Who would have thought Fuzzy Fingers Fowler is best friends with a bully?

Amy

Oh, terrific. High school quarterback against four mathletes.

Penny

Penny: Hi. Did Sheldon change the Wi-Fi password again?
Leonard: Yeah, it's "Penny already eats our food she can pay for Wi-Fi." No spaces.