Furthermore,he could be counted on to explain his ideas in an imaginative way,introducing such aids to understanding as paintings,recordings,pieces of sculpture and guest lecturers.

• 而且，他阐述自己见解的方法极富想象力。例如，他常常借助于绘画、录音、雕刻和邀请客座教授的方法帮助学生理解所学内容。