A: Why are some apples green and others red? B: Won't the green ones turn red later? A: No, I think they will always stay green. B: Then they're just different kinds of apples. A: But what makes them different? B: Their genetics, I guess. A: What if a long time ago someone colored apples red? B: Then why are there green ones? A: Because the painter made a mistake. B: What do you think happened to that painter? A: The apple queen probably chopped off his head. B: I think you've seen Alice in Wonderland too many times.