Maharaj: The witness only registers events. In the abeyance of the mind, even the sense "I am" dissolves. There is no "I am" without the mind.
   [snip]
Maharaj: The witness merely registers the presence or absence of experience. It is not an experience by itself, but it becomes an experience when the thought: "I am the witness", arises.
   [snip]
Maharaj: Call it silence, or void, or abeyance, the fact is that the three — experiencer, experiencing, experience — are not. In witnessing, in awareness, self-consciousness, the sense of being this or that, is not. Unidentified being remains.
   [snip]
Maharaj: When I think of it — it becomes an experience.
   [snip]
Maharaj: Your difficulty stems from the idea that reality is a state of consciousness,...
   — I Am That

Awareness without being aware of awareness, or a something being aware? Witnessing without a witnesser? Even observance without an observation? "I think, therefore I am". Otherwise, I Am, but I don't think, therefore, I am't, but I Am. OK, got it.