Thinking is one of the most important cognitive function of the human brain. The problem solving capacity of our brain is dependent on knowledge, thought processing and life experience.
At some point in the process of human evolution, the ability to think and reason triggered the formation of human intelligence and thereby the link to civilization.
Human thought have no boundaries and therefore human intelligence is pliable to a limitless capacity.
This painting shows the image of two people who are deeply lost in their thoughts giving the impression of being disconnected from their thoughts. Deep thoughts may frequently lead to appropriate decision making