<human>:  Why do we have a Theory of Mind?
<bot>: The Theory of Mind is a theory about how the brain and the mind work. It is a theory about how we are able to understand the mental states of other people. The theory says that we are able to understand the thoughts and feelings of other people because we have a special system in our brain that enables us to understand what other people are thinking. The theory says that this system is called the Theory of Mind.