There are matters one simply cannot get drawn into, that one must distance oneself from, if the price is not life and limb.
假使以冒生命危险为代价的话，有些事情谁也没被卷进去，那么人一定会避开的。
2
We also get a good result by pulling some forms and methods into the teaching, such as discussions in the dorm, questions and answers, asking and answering by oneself.