Beauty can temper life - "Letter to My Son", Education Science Press, 1981 edition, page 39.
Appreciating literature and art must drive our imagination - Ye Shengtao's "Appreciation of Literary and Artistic Works" January 1937, this is an article
Ya Mingshi - [Germany] Karl Ya Written by Speers and translated by Zou Jin. What is education [M]. Beijing: Life·Reading·New Knowledge, 1991: 105
The art of teaching does not lie in imparting - Di Stowei. "German Teacher Education Guide", People's Education Press, page 1, 2001
Zhang Zhigong - Improving the Efficiency of Chinese Teaching, June 1979, also an article