The subject, currently so hot, of social memory, leads to the theme of social oblivion. The problem is that forgetting is a difficult and controversial issue. Trying to forget represents a paradox difficult to sneak away, since every effort to do so, inexorably confronts itself. However, for autological systems, colliding with themselves is a habitual phenomenon, which is why forgetting becomes a normal operation, even necessary for the functioning of social memory. The only condition for oblivion to operate, avoiding overloading the memory, is that this operation remains unnoticed. The memory does not remember the past (that would not be useful and would only serve to overload the system) but rebuild it at every op¬portunity based on a fut...