The art of teaching is not to impart knowledge, but to inspire, awaken, and encourage.
教学的艺术不在于传授本领，而在于激励、唤醒和鼓舞。
The world is what it is; men who are nothing, who allow themselves to become nothing, have no place in it.
一本好书是一个永远不会让你失望的朋友。
商业的成功来自于理解人，而不仅仅是市场。
The ruling ideas of each age have ever been the ideas of its ruling class.
生活的美在于它的不可预测性。