The child comes into life with the inheritance of the preceding members of the race; and this inheritance is modified by adaptation to the environment. But the child shows also individual variations from the type of the species, and if his own character is not to disappear during the process of adaptation, all self-determined development of energy must be aided in every way and only indirectly influenced by the teacher, who should understand how to combine and emphasise the results of this development. 去书内