The teacher is not in the school to impose certain ideas or to form certain habits in the child, but is there as a member of the community to select the influences which shall affect the child and to assist him in properly responding to these influences.
教师在学校里不是为了强加某些观念或形成某些习惯，而是作为社区的一员，选择影响孩子的因素，并帮助他适当地回应这些影响。
我不是媒体的产物。我就是媒体。
最重要的是为正确的内容找到正确的形式。
哲学是迫使我们面对最想回避问题的学科。
The search for reciprocity laws is a fundamental theme in the history of mathematics.