The highest state is beyond reach of thought, for it lies beyond all duality. Realizing God one attains freedom and declare there are no separate minds.

The highest state is beyond reach of thought, for it lies beyond all duality. Realizing God one attains freedom and declare there are no separate minds. They have but realized what they always are, waking, sleeping, dreaming, the Self is One. Transcend these three and go beyond rebirth. There is only one Self in all creatures. The One appears many, just as the moon appears many, reflected in water. We see not the Self, concealed by maya; When the veil falls, we see we are the Self...
~ The Amritabindu Upanishad ~