"The young doctor was disappointed: he had never had th eopportunity to study the effects of gold cyanide on a cadaver. Dr. Juvenal Urbino had been surprised that he had not seen him at the Medical School, but he understood in an instant from the young man's blush and Andean accent that he was probably a recent arrival to the city. He said: "There is bound to be someone driven mad by love who will give you the chance one of these days." And only after he said it did he realize that among the countless suicides he could remeber, this was the first with cyanide that had not been caused by the sufferings of love. Then something changed in the tone of his voice. "And when you do find one, observe with care," he said to the intern: "they almost always have crystals in their heart."