Question

the intellectual devlopment needs purity of both mind and heart . write a paragraph on this topic​

Answer 1

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Such an approach does not obviate the need for study of the child's understanding as it changes with age. ... Although the present article is not primarily concerned with age changes per se, it should be noted that the description of age changes in intellectual functioning continues to thrive in two lines of research.

Answer 2

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The most important development in early childhood social cognition is the development of theory of mind. Its development during the first five years of life is described in this article, as well as factors that influence its development, and the consequences of its development for children's lives at home and school.