*"Who sees everything in his ATMAN and his ATMAN in everything, by that he feels no revulsion."-Isavasya Upanishad.
* "The ATMAN, subtler than the subtle, greater than the great, is seated in the heart of each living being. He, who is free from desire, with his mind and senses composed, beholds the majesty of the SELF and becomes free from sorrow." -Katha Upanishad.
*"Pranava (OM) is the bow, the arrow is Soul , and the BRAHMAN is the Arrow's target. It is to be hit by a man who is self-collected (with concentration); and then, as the arrow becomes one with the target, he will become one with BRAHMAN ." -Mundaka Upanishad.
*"Knowing the bliss of gray line from which all words return without reaching It, together with the mind, (one) is not afraid of anything. Him certainly does not grieve (the thought): 'Why have I not done what is good? Why have I committed sin?' Indeed, both these he regards as ATMAN who knows thus. "-Tiittiriya Upanishad.
*"He is bright, formless, all-pervading, existing without and within, unborn, without Prana, without mind, pure and beyond the Avyakriti, which is beyond all."-Mundaka Upanishad.
* "OM - this is immortal. Its explanation is this all; what was, what is and what will be, is all verily the word OM; and everything else which is beyond the threefold time is also verily the word 9v1."-l1t
Sndulqta Upanishad.
* "What none can comprehend with the mind, but by which, the sages say, the mind is comprehended, know That alone is BRAHMAN and not this they worship here."-Kena Upanishad.
*"The perfect spirit of thousand heads, of thousand eyes and of thousand feet, pervading everywhere (internally and externally), dwells ten fingers above the navel in the heart."-,Sve tasv atara Upanishad.