Chapter 3 of Eckhart Tolle's book A New Earth is titled , The Core Of Ego. Two of the main characteristics of the ego are identification with form and separation. Since the only thing that is consistent about our lives is Change the ego is constantly struggling and grasping for anything it can identify with to form a stronger sense of self. Another thing that strengthens the ego is seperation, by defining others as others it strengthens the illusion of self...