Johann Friedrich Herbart
sagte
It is of course a familiar precept that the teacher must try to arouse the interest of his pupils in all that he teaches.
— Herbart (1982c, p. 97), as cited in: Norbert Hilgenheger, "Johann Friedrich Herbart (1776-1841)." Kwartalnik Pedagogiczny 3-4 (1999): 5-26.





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