Anytime you want to stop kissing, I'm there for you.
Cuddy: I was emotional because of the adoption falling through, and you... actually let your human side show for a moment. That is why we kissed. I just wanted to say thank you... for not... taking advantage.
House: You're welcome. Anytime you want to stop kissing, I'm there for you.
(5x07 The Itch)