"Alexander met him one day and said to him, "I am the great king Alexander.""Diogene then came and said, "I'm Diogene, the dog.""They asked him why he was called a dog: "Because I caress those who give me, I bark against those who don't give me, and I bite those who are wicked." The keeper said to him, "Yesterday, a man was hanged there.""I cleanse him," Diogen said. »