一天,有位家长自觉满意地对英国十七世纪教育家约翰·洛克说:『我的儿子爱玩而不肯读书,可现在他变得爱读书了,而且愿意坐在椅子上一本正经地读。这全靠我对他的观察和研究,想出了一个敦促他读书的方法。因为我的儿子喜欢吃苹果和糖,我便对他说:『给你五粒糖,你得读半小时书。给你两 One day, a parent consciously and satisfactorily told John Locke, a 17th-century British educator: “My son loves to play but refuses to study. But now he becomes a student who loves to read, and is willing to sit in a chair and read it in all seriousness. Thanks to my observation and study of him, I came up with a way to urge him to study. Because my son likes to eat apples and sugar, I say to him: ”Give you five grains of sugar, you have to read a half hour book. Give you two