A dog owner claimed that his pet, when given money, would go to the news stall to buy a paper. His friend insisted on a demonstration and handed the dog some money - The dog trotted off, but an hour later he had still not returned with the paper.

　　"How much did you give him?" asked the owner.

　　"Five dollars.

　　"Well, that explains it. When you give him five dollars, he goes to a movie."

　　一位養狗人宣稱：要是給了愛犬錢，它便會到賣報亭買份報紙來。他的朋友堅持要來個演示，并給了狗一些錢。狗一溜小跑著去了。但一個小時過去了，仍不見它帶報紙回來。

　　“你給了它多少錢？”狗的主人問。

　　“五元。”

　　“這就是了。你給它五元錢時，它就去看電影。”