It is pure consciousness the consciousness itself without any content right now consciousness has contents it has thoughts and ideas and opinions and memories identifications these are the contents of consciousness. Some of those contents are pure many are impure impure means worldly contaminated by anger and lust and greed calm or crowed hell over, spite and jealousy and regret and unhappiness and anxiety all kinds of impurities contaminate in dream also. The same thing happens but consciousness in itself has none of these contaminants good example is light the same sunlight shines upon the ganga the pure water of the ganga flowing by and it also shines upon the drain water which is polluted. It's not made more pure pure by shining on the