And if this material model is in fact perturbed and covered over with all kinds of disguises, with a thousand and one forms of disguise or displacement, then these are only secondary even if they are necessary: the distortion in the majority of cases does not belong to the fixation, or even to the repetition, but is added or superimposed on to these; it necessarily clothes them, but from without, and may be explained by the repression which translates the conflict (within the repetition) between the repeater and what is repeated.