# Some drafts get promoted to further functional roles by the activity of a virtual machine… by Daniel Dennett > "Some drafts get promoted to further functional roles by the activity of a virtual machine in the brain." > **— Daniel Dennett**, *Consciousness Explained (1991), excerpt candidate* Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: Consciousness Explained (1991), excerpt candidate.