“"I look at it like this," said the old man. “Please a customer with one article, and he will come back when he needs another"” (Collier, 1940 page 2). The old man knows that this will happen, and the author is foreshadowing that Diana will killed because the love potion will make her annoying, therefore too much for Alan to handle. A third conflict presented in the short story is between the old man and himself, the author shows man vs self because the old man has a problem if he is ruining people’s relationships and lives for a living. He says “Au revoir” (Collier, 1940 page 4) meaning “goodbye, until we meet again”. This is relevant because the old man is saying that he will see him when he comes to get the poison. Another example of man vs self is when the old man says “One might call it a life-cleaner” (Collier, 1940 page 1). The author did this to help the reader understand that the old man is secretly saying that Alan will need to cleanse his life, or rather get rid of Diana. Overall the author used several examples of conflict and foreshadowing to support the theme: careful what you wish