# Each subsociety of mind must have its own internal epistemology and phenomenology by Marvin Minsky > "Each subsociety of mind must have its own internal epistemology and phenomenology." > **— Marvin Minsky**, *K-Lines: A Theory of Memory (1980), excerpt candidate* Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: K-Lines: A Theory of Memory (1980), excerpt candidate.