Marcus: I'd tell you to solve this one fast, but you've only got one speed.
Sherlock: Oh, you'd be surprised.

You're the door that this lunatic walked through.

Gregson [to Sherlock]

Gregson: She's my daughter.
Sherlock: She's my best friend.

Sherlock: We're supposed to be partners.
Joan: We are. So be my partner.

Helping others before yourself is your nature. It always has been.

Sherlock [to Joan]

Joan: We're partners.
Sherlock: No, we're much better than that. We're two people who love each other. We always have been.

Is this just confusing because I haven't had my coffee yet?

Joan [to Sherlock]

He's killed 14 women so far. Is there a number that will bother you?

Marcus [to Bazemore]

Sherlock: I thought you wanted to help.
Michael: I do, but you're not letting me.

I think you're a monster, not an idiot.

Sherlock [to Michael]

Joan: Alone in a dark parking garage?
Sherlock: I lived to tell the tale.

Sherlock: Watson ...
Joan: Sherlock, if you say sorry, I'm going to break one of your ribs.

Elementary Quotes

Holmes: Why do you suppose you hate your job so much?
Watson: I don't hate my job.
Holmes: You have two alarm clocks. No one with two alarm clocks loves their job. Two alarm clocks mean it's a chore for you to get up in the morning.

Watson: How do you do it, guess things?
Sherlock: I observe and then I deduce.
Watson: How did you know I was a doctor, you said you could tell from my hands.
Sherlock: Hand, singular. It was soft no calluses.
Watson: How did you know my father had an affair?
Sherlock: Google. Not everything is deducible.