I think he was referring to two consciouses (sp?). I have also been researching this issue with a theory to pose about homosexual, bi-sexual, and transgendered behaviors. Could it be that chimerism is the biological answer to the attraction, (for lack of a better vocabulary)? Also. wouldn’t many psychological issues be answered if this were in fact the case; Human Chimerism of the brain not spit or dual personality disorder for one example? Let me know what you and your ‘debator’ think on those theories. Good Things, S