You can draw a circle around specific thoughts and mental states and we can all agree to call it conscience. Such mental states we do not know if other animals experience.
By conscience being vapor I mean that if you put the circle you drew under a microscope, you might find that you've set a boundary where nature has not placed any.
By conscience being vapor I mean that if you put the circle you drew under a microscope, you might find that you've set a boundary where nature has not placed any.