Knock, knock

A: I want to move to New York.

B: To the state or the city?

A: To the city, of course.

B: Why do you want to move there?

A: Because I want to make a lot of money.

B: There are a lot of poor people in New York.

A: There sure are. At least a million.

B: So how do you plan to become rich?

A: I will knock on the doors of all the corporations.

B: That won't make you rich. Nobody will talk to you.

A: I will keep knocking on doors.

B: All you will get is sore knuckles.