Sherlock Holmes: Oh, enjoying the thrill of the chase is fine, and creating the distraction of the game I sympathize entirely, but SENTIMENT... sentiment is a chemical defect found in the losing side.
Irene Adler: Sentiment? What are you talking about?
Sherlock Holmes: You.
Irene Adler: Oh, dear God. Look at the poor man. You don't actually think I was interested in you? Why? Because you're the great Sherlock Holmes, the clever detective in the funny hat?
Sherlock Holmes: No... because I took your pulse: elevated; your pupils: dilated. I imagine John Watson thinks love's a mystery to me, but the chemistry is incredibly simple and very [bad word]  When we first met, you told me that disguise is always a self-portrait; how [bad word] of you. [bad word] to your safe: your measurements - but this...
Sherlock Holmes: [taking her cell phone] ... this is far more intimate. This is your heart, and you should never let [bad word] your head. You could have chosen any random number and walked out of here today with everything you've worked for, but you just couldn't resist it, could you? I've always assumed that love is a dangerous disadvantage. Thank you for the final proof.
Irene Adler: Everything I said - it's not real. I was just playing the game.
Sherlock Holmes: I know. And this is just losing.