# Do we need radical new theories of physical reality before conscious mentality can be… by Roger Penrose > "Do we need radical new theories of physical reality before conscious mentality can be understood in physical terms?" > **— Roger Penrose**, *Quantum consciousness discussion, compressed candidate wording* Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: Quantum consciousness discussion, compressed candidate wording.