Children are human beings,and more specifically,concrete persons.Taking a wide view of development history of concrete person,it generally experiences five stages:the generation,alienation,reconstruction,integration and perfection,which embodies in the turning from“empty person”to“concrete person”,from“concrete person”to“abstract person”,from“abstract person”to multiple“concrete person”,from multiple“concrete person”to two-dimensional“concrete person”and from two-dimensional“concrete person”to three-dimensional“concrete perso...
