Mr. Big can't help but come back into Carrie's life when he confesses he can't stop thinking about her.

Sex and the City Season 3 Episode 8 Quotes

Charlotte: Oh, my God! Vagina Weights.
Samantha: Honey, my vagina waits for no man.

Two minutes later, Aidan still hadn't come back, suddenly my life was all about timing. All the right things, said at all the wrong times. My past, coming back way too fast, and my future taking way too long to come home.