【明報專訊】Many of you will have heard of the story of the cicada, the mantis and the bird (螳螂捕蟬，黃雀在後). It is a well-known Chinese tale. Do you know the moral? It is that you should not be so preoccupied with your aims that you ignore your own safety. Well, being always on the lookout for danger made the three so jumpy that they became quite miserable. Life seemed to be just one big booby trap after another. They felt exhausted and could hardly breathe. All their friends said they seemed to be getting paranoid (多疑的).