Warden: Our wildlife refuge is the ideal environment for your elephant:
thousands of acres of simulated African savannah.
Lisa: It's perfect, Dad.
Homer: I only have two questions: "How much", and "Give it to me".
Warden: Well, we really can't offer you any money, we're a non-profit
organization.
Homer: So your bid is zero.
Warden: Well, we like to think of it as --
Homer: Thank you.
Warden: You know I really think --
Homer: Thank you.
-- Zero don't pay the bills, "Bart Gets an Elephant"