教师个人的范例,对于青年人的心灵,是任何东西都不可能代替的最有用的阳光。
The self is not so much a substance as a process, and it is the continual task of education to change the process, to develop its activities, and to guide it into channels of efficiency.
市场永远在变,唯一不变的是对客户需求的深刻理解。