Frasier: Well, I mean, through the years you must have at least found me a... a little attractive.
Rebecca: Well, l, uh...
Frasier: Oh, come on! I mean, surely for as long as we've known each other, there has to be some sexual tension!
Rebecca: Why?!
Frasier: Well it's been proven in scientific journals! People who spend any amount of time with each other do experience some sort of subconscious sexual attraction!
Rebecca: Are you sure?
Frasier: Do you want me to get the book?!