我们必须保持警惕，坚决与一切内外敌人作斗争。
【释义】挖井没挖到泉水，如同没挖；只差一步却没走到目的地，如同没走。【延伸】忙，可以，但是要忙得有结果，忙完了，人要有所成长。要在这个世界上获得成功，就必须坚持战斗到底，剑至死都不能离手。没有结果的努力，都是白费劲。
The teacher is not in 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 those influences.
"We are all haunted by something, aren't we?"