If you are an ordinary American who is not accustomed to expressing yourself in such a clear way, you may easily be tempted to make the terrible mistake of thinking that perhaps you can “just say no” when questioned about something you would rather not discuss. That natural mistake has gotten some people in a great deal of trouble. One criminal suspect was charged with lying to the police when he told them, “I don’t know what you are talking about.” The government later charged and proved that he was lying when he said that, because they were able to convince a jury that he did have some
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