This is so because every experience is determined (1) by an external object, (2) by our soul and (3) by “the idea of a universal mind” (an “archetypal idea”). Within representations he distinguishes in the early writings between a copy (“a representation whose agreement with its object depends merely upon sameness of predicates”, CE 1.257), a sign (“a representation whose reference to its object is fixed by convention”, CE 1.257) and a symbol (“a representation whose correspondence with its obje