A: We can't afford this house. B: Are you sure? A: We will be house rich, but cash poor. B: What do you mean? A: Our monthly payments will be too high. B: We won't have any money for other things? A: No, we won't have money for gas or food. B: We'll be eating peanut butter sandwiches? A: Without the peanut butter! B: That's no good! A: We have to find a cheaper house. B: Of course. We can't live without gas or peanut butter.