What intelligence means?

The term intelligence is present in natural language and characterizes the power and function of the mind to make connections and make connections between connections.

Of all human abilities, the most specific human characteristic is intelligence, as it transforms biological man into homo sapiens. However, intelligence is not a material thing, but an abstract concept, being difficult to define.

We can say that we analyze the manifestations of intelligence, intelligent behaviors, but not intelligence itself. Intelligence has been defined and studied by each psychological school according to the general postulates of the conception of humans.

The psychology of intelligence is closely related to the concept of individual differences in mental traits and the development of analytical tools. Throughout history, the concept of intelligence has changed a lot.