The Duke of Zhou dreamt that a woman died without saying a word.

Therefore, Duke Zhou dreamed that it was fatal for a woman to say nothing: misjudging the possible situation and looking too optimistic may lead to failure. All kinds of "careless" mistakes, such as forgetting articles, making careless mistakes in documents and changing the agreement temporarily at will, have become fatal places. On the other hand, letting nature take its course is very important in work, and it is difficult to accept the self-assertion of forcibly clearing the scene at present. The machine operation manual is an indispensable gadget for people who need to be exposed to new machine operation. Look at it before you do it.