Bicentennial Man
Rupert: "Your jealous."
Andrew: "No I'm not."
Rupert: "Your jealous!"
Andrew: "No I'm not!"
Rupert: "You are. Otherwise what arte you doiing sneaking around here spying on Portia?"
Andrew: "My God, I am jealous. If I'm jealous that means I'm in love. If I'm in love then all hope is gone. I've lost her."

Willy Wonka and the Chocolate Factory
Wonka: "Candy is dandy but liquor is quicker."