Acceptations of the term are battling throughout the series, such as the "natural" reality, defined through normal dialogue between individuals; the material reality; and the tyrannic reality, enforced by one person onto the minds of others.
Genom hela serien finns en ständig konflikt kring termens definition, såsom den "naturliga" verkligheten vilken definieras av normal dialog mellan individer; den materiella verkligheten; och den tyranniska verkligheten, vilken en person tvingar på andra.