He who has no homeland is like a nightingale without a green forest.
没有祖国的人，就像夜莺离开了绿林。
The best way to find yourself is to lose yourself in the service of others.
让我们这本《大教学论》的主要目标如下：寻求并找到一种教学方法，使教师教得更少，但学生学得更多。