Alice: Daddy, I want to play with the head lamp. Dad: Well, maybe. What’s in it for me? Alice: I get a head lamp! Dad: That’s what you get. What do I get? Alice: No head lamp!
Alice: Daddy, I want to play with the head lamp.
Dad: Well, maybe. What’s in it for me?
Alice: I get a head lamp!
Dad: That’s what you get. What do I get?
Alice: No head lamp!
How could I argue with that?