*Beat around the bush as long as you do not leave it.旁敲侧击，只要不跑题就行。   * If you don’t know, guess. 如果不知道，就猜。        *If you can’t dazzle with brilliance, baffle with nonsense, i.e., don’t worry so much about content. 如果没有真知灼见，也可以用废话来对付，即不要过多 ...