bold = Main text
   Vol.,  Sect., Part, Chap., Par.                                   grey = Comment text

 1        I, Pref                 |       the ancient sages of India perceived, from a very early time,
 2        I, Intro,    0,   0,   2|          religion, unless he had perceived in it the same~[1. Loc.
 3        I, Intro,    0,   0,   2|      enlightened men before him, perceived that the time for insisting
 4        I, Intro,    0,   0,   5| Upanishads by heart, should have perceived how certain passages in
 5        I, Intro,    0,   0,   6|      both go away without having perceived and without having known
 6        I,   1,    3,   0,   6  |          perceive what cannot be perceived, by which we know what cannot
 7        I,   1,    3,   0,   6  |         which we have not heard, perceived, or known'." Out of these (
 8        I,   1,    4,   0,   8  |      They asked: 'Sir, he who is perceived in the water, and he who
 9        I,   1,    4,   0,   8  |         the water, and he who is perceived in a mirror, who is he?'~
10        I,   1,    4,   0,   8  |      both go away without having perceived and without having known
11        I,   2,    0,   0,   0  |         is ours only.~2. Brahman perceived this and appeared to them.
12       XV, Intro                |          perceive what cannot be perceived, by which we know what cannot
13       XV, Intro                |         be heard, what cannot be perceived, what cannot be known.'~
14       XV, Intro                |       cannot be heard, cannot be perceived, cannot be conceived,' in
15       XV,   8,    0,   0,   1  |        is hard.'~15. 'He who has perceived that which is without sound,
16       XV,   8,    0,   0,   2  |          abides therein, and was perceived from the elements. This
17       XV,  10,    0,   3,   2  |             SECOND ANUVAKA.~ ~He perceived that food is Brahman, for
18       XV,  10,    0,   3,   2  |     enter at their death.~Having perceived this, he went again to his
19       XV,  10,    0,   3,   3  |              THIRD ANUVAKA.~ ~He perceived that breath is Brahman,
20       XV,  10,    0,   3,   3  |     enter at their death.~Having perceived this, he went again to his
21       XV,  10,    0,   3,   4  |             FOURTH ANUVAKA.~ ~He perceived that mind (manas) is Brahman,
22       XV,  10,    0,   3,   4  |     enter at their death.~Having perceived this, he went again to his
23       XV,  10,    0,   3,   5  |              FIFTH ANUVAKA.~ ~He perceived that understanding (vignana)
24       XV,  10,    0,   3,   5  |     enter at their death.~Having perceived this, he went again to his
25       XV,  10,    0,   3,   6  |              SIXTH ANUVAKA.~ ~He perceived that bliss is Brahman, for
26       XV,  11,    1,   1,   2  |         there was nothing (to be perceived) here whatsoever. By Death
27       XV,  11,    1,   2,   4  |         seen, to be heard, to be perceived, to be marked, O Maitreyi!
28       XV,  11,    3,   0,   4  |       the mind alone it is to be perceived, there is in it no diversity.
29       XV,  11,    3,   0,   4  |        never be proved, is to be perceived in one way only; it is spotless,
30       XV,  11,    3,   0,   4  |         seen, to be heard, to be perceived, to be marked, O Maitreyi!
31       XV,  11,    3,   0,   4  |       Self has been seen, heard, perceived, and known, then all this
32       XV,  12,    0,   3       |          in the heart of man, is perceived by the heart, the thought,
33       XV,  12,    0,   4       |          in the heart of man, is perceived by the heart, the soul'
34       XV,  13,    0,   4       |         the mind and what can be perceived, intellect (buddhi) and