When we accept any discipline for ourselves, we try to avoid everything except that which is necessary for our purpose; it is this purposefulness, which belongs to the adult mind, that we force upon school children. We say, "Never keep your mind aler

当我们接受任何对自己的约束时，我们试图避免一切，除了为了我们的目的所必需的;正是这种属于成人思维的目的性，我们强加给学生。我们常说:“永远不要把你的思想放在心上。