I could call and find out, if I was content to trust another person's judgement about what is possible.

Sherlock

[To Sherlock] I wanted to thank you for straightening out everything with Marcus. it's good to have him back.

Gregson

[To Bell] Be my friend, don't be my friend! Whatever. But don't be so foolish as to confuse punishing me with punishing yourself.

Sherlock

[To Bell] I have faith in you! I have faith in your perseverance!

Sherlock

I am not a deranged lunatic, but by all means, keep pushing me

Sherlock

Leonard: Look, if you want to break up, just say it.
Penny: Leonard....
Leonard: No, no, no, I take it back, don't say it. Just hate me but stay with me. It worked for my parents.
Penny: Listen. I don't want to break up with you.

You want to fix it and I don't think it can be fixed.

Joel

Howard: Yeah, he's nice because he likes you.
Amy: What? No he doesn't.
Raj: He brought you a pretty rock.
Amy: So? He does that every day----Oh.

No, I don't want to see a marriage counselor because the marriage is not the problem, the problem is you.

Joel

Penny: Why are you sitting in the stairwell?
Sheldon: Leonard told me to stay.
Penny: Oh. Well, good boy.

Sheldon: *whines*
Penny: You want to come with me?
Sheldon: Really?
Penny: Come on boy! Come on! Let's go!

Howard: A mineral and rock show? That would be awful even without Bert.
Amy: So what am I supposed to do now?
Raj: Prepare your uterus for his gigantic offspring