The passage emphasizes the significant role of environment and early education in shaping a child"s innate morality. It highlights the importance of surrounding children with both positive and negative influences to instill good and evil concepts. Proper guidance is crucial to distinguish between right and wrong, preventing them from deviating from the path of righteousness. As children grow, self-reflection and learning from experiences become key for personal development. The purity of an adult"s heart, unlike a child"s innocence, is a result of continuous self-improvement through life"s challenges.