--- In Wittrs@xxxxxxxxxxxxxxx, "Stuart W. Mirsky" <SWMirsky@...> wrote: >> What does that even mean? In what way is having a mental life >> different from having a life? > It refers to having subjective (private) experience. After all it > is at least imaginable that many living things lack the ability to > experience subjectively. What of the jellyfish? The earthworm? They > are alive, have lives in that sense, and yet I think there is a > good possibility that they are organic automatons (or the closest > thing to it). Terry Schiavo <http://en.wikipedia.org/wiki/Terri_Schiavo_case> was alive in the biological sense, yet most people would have said that she did not have a life. Regards, Neil