As a result of myelination of the limbic system, growth of the prefrontal cortex, and a longer attention span, emotional regulation and cognitive maturation develop together, allowing each other to advance ( Berger,2014, p.213). This type of development and level of maturation is most evident in children between the ages of four and five because uncontrollable outbursts of emotions, such as tantrums and phobias, begin to disappear; However, I believe it is possible for children under the age of four to reach this level of maturation and cognitive development much earlier based on external influences such as parents, friends, and their environment. For example, not long after my daughter transformed, she began speaking in small but complete sentences to express her needs and emotions. I'll never forget the first time I told her no when she made a request. His facial expression immediately changed and he burst into tears. I was completely speechless, being a first time mum, because I couldn't understand why she had such a dramatic reaction to being told no. Eventually, I realized that even though it was very clear to me why I told her no, she wasn't able to understand why at this stage in her life. From that day on I made a conscious effort to explain and demonstrate my actions and the reasons for them;