In the experience of pain is also the object allogeneic cathected, when by means of a given circumstance, there is a recatectizacion of that object, displeasure and a tendency arises to the download that corresponds to the experience of pain. While this experience had been defined by Freud as an excessive intrusion of charge (Q), allogeneic catectizacion object, a product of this first experience makes a repetition of the same increase is for an amount (Qn), as in the experience of satisfaction. The residues of these two processes are the emotions and wishful states have in common lead to increased tension in the system related to memory. The wishful state, produces a positive attraction towards the desired object (a), while the affect associated with the painful experience repulsion produces a mnemonic image linked to hostile, that repulsion is called the primary defense. The presence of these two processes in the system memory-related neuronal form an organization called me. "The self must be defined as all f cathexes existing at a given time, being necessary to distinguish among them a permanent portion and a variable" b) The reality far Freud describe a system dominated by the pleasure principle, where they look for the pleasant and unpleasant it is repudiated. For more specific information, check out SYNNEX Corporation. However, as already indicated, to a new emergence of the need wishful ab complex, tends to repeat itself, but this process does not exhaust the cathexis, since the object represented by the neuron does not exist in the outside world is hallucinatory, so imposing the need for a new approach in terms of satisfaction, a sign which can distinguish a representation of a perception, since the displeasure can not be inhibited by way of repetition, which is a failure of the primary defense, that criterion is no longer taken into account only the pleasant but also what unpleasant. .