Woman at the polo match: Edward is quite a catch.

Vivian: Oh, I'm not trying to land him. I'm just using him for sex.

Woman at the polo match: Edward has all the qualities women desire in a husband.

Vivian: Oh, I'm not trying to marry him. I'm just using him for sex.

Edward: You and I are such similar creatures, Vivian. I take advantage of them to get their money, while you have sex with them for money.

("screw" has two meanings: take advantage and have sex)