The mother dreamed that the signs of her son's injury meant that she was in excellent health during this period. By inquiring about Duke Zhou, I learned that my mother dreamed that her son was injured, indicating that her son was in good health during this period, and there was a good omen that he would recover soon and fully. Duke of Zhou is a folk dream interpretation book, which predicts good or bad luck by people's dreams. There are seven interpretations of dreams. This answer is for reference only. Don't be blindly superstitious.