As ''Mind and Brain'' delves into these specifics, it also confronts such broader questions as "Where does [[matter]] end and [[spirit]] begin?" "What is the essence of [[human nature]] and [[personality]]?" "Is there such a thing as an immortal [[soul]]?" | As ''Mind and Brain'' delves into these specifics, it also confronts such broader questions as "Where does [[matter]] end and [[spirit]] begin?" "What is the essence of [[human nature]] and [[personality]]?" "Is there such a thing as an immortal [[soul]]?" |