Retardation More Condition_symptoms In Mental Retardation, How Is The Emotional State Related To The Intellectual Development?

In mental retardation, how is the emotional state related to the intellectual development? - retardation more condition_symptoms

I have a short story Flowers for Algernon, and the main character is an intellectual disability affects your emotional and intellectual development. As you become more intelligent, their emotional state changes to a more aggressive approach. But what is the relationship between emotion and intelligence in general?