The unconscious, initially a psychic instance, later a quality of the psychic in Freud's terms, is often associated with, in current thinking, the psycho-mental contents that consciousness has forgotten or repressed. This is the so-called Repressed Unconscious, from the triad model proposed by J. and A.M. Sandler: Conscious - Repressed Unconscious - Present Unconscious .

1915 was when Freud first explicitly spoke of a „repressed part of the unconscious”, associating it with unbound energy, driven by chaotic forces and completely „divorced” from reality: primitive, fragmented, archaic contents populating formless and unstructured spaces of the unconscious, without ever having been in the conscious.

In the case of repressed contents, constitutive to the unconscious, as Freud said, they always remain a source for internal tension, and managing them requires the psyche to use up a great amount of energy to