Two men were walking down one of the main streets at mid-day. The first man turned to his friend and said, “OK, I am going in here to buy medicine … you can go to the third shop further along and see if you can check out the costs of their magic machinery. We can meet back here later.” “OK, see you shortly then,” the second man replied. The first man entered the crowded store. He had to wait in line at the counter to be served. While he was waiting, several other customers joined the queue. Then it was his turn. “Excuse me, would you have any medication to treat migraine headaches?” he asked in a relatively loud voice. “Yes, sir,” replied the owner. “I can give you thirty tablets for fifteen gold coins.” “Fifteen gold coins … that is exorbitant! Is that the best you

