Answer:
a theory of mind
Step-by-step explanation:
Theory of Mind: In psychology, the theory of mind was developed by a psychologist named David Premack in one of the famous article while experimenting on the chimpanzee named Sarah. It explains the process in what sense an animal except human beings possess a theory of mind ability has remained unsettled.
It refers to the ability to attribute the mental states including the desires, knowledge, beliefs, intents, emotions, etc to others and oneself and involves the process through which the other can differ from that of oneself.
In the question above, the statement signifies the importance of a theory of mind.