#109      "Just as a rope snake, the water in a mirage and such other things are found to be non-existent except as the knowledge by which they are known ; so the duality experienced during waking and dream has reasonably no existence except as the Knowledge by which it is known.  So having a continuous existence, the Self, which is pure consciousness, is eternal, and is immutable and never ceasing to exist in any mental modification, It is one without a second.  The modifications themselves cease to exist, the Self continuing to do so.  Just as in dream the mental modifications appearing to be blue, yellow,etc. are said to be really non-existent as they cease to exist while the knowledge by which they are known has an uninterrupted continuous existence; so, in the waking state also they are reasonably non-existent as they cease to exist while the very same Knowledge continues to do so.  As that Knowledge has no other knower it cannot be accepted or rejected by Itself.  As there is nothing else (except Myself the aim of my life is fulfilled by your grace"