A: Why are you eating another apple?
B: You know what they say about apples!
A: No, I'm afraid I don't know.
B: An apple a day keeps the doctor away!
A: Especially if you throw it at him.
B: You should eat fruit; it's good for you.
A: I do eat fruit: just not as often as you do.
B: Eating healthy is wonderful!
A: I don't doubt it, but I still want pizza for lunch.
B: Only if you eat an apple, too.
A: Alright, I'll also eat an apple.
B: That's the spirit! You're healthier already.