<human>:  Why do we have a sense of self?
<bot>: The sense of self is a result of the brain’s ability to represent the world in a way that is consistent with the brain’s internal representation of itself. The brain is a complex system, and it is difficult to understand how it works. However, we do know that the brain is made up of many different parts, and that these parts interact with each other. The brain is also made up of many different types of cells, and these cells interact with each other. The brain is also made up of many different types of connections, and these connections interact with each other.