bold = Main text
   Part, Chapter                                  grey = Comment text

 1   0, 14   |         natural spontaneity: it is difficult, indeed, to say how far
 2   0, 29   |       Interior Castle, it would be difficult for any conscientious student
 3   0, 31   |          them too advanced and too difficult to understand; for such
 4   0, 36   |         year. When we remember the difficult times through which the
 5   0, 46   |          by obedience have been so difficult as this present one of writing
 6   0, 46   |            by doing other and more difficult things for me help also
 7   1, 9    |         what I should like is very difficult unless you have had personal
 8   2, 7    |          them, especially the most difficult, as well as I do now. The
 9   2, 8(33)|          editors have altered this difficult Spanish phrase to aunque
10   1, 1    |    supernatural77 and this is most difficult to explain unless His Majesty
11   1, 9(90)|           there is a play on words difficult to render in English: the
12   1, 6    |         these interior matters are difficult to investigate. In reality,
13   1, 6    |           it is quite decisive. In difficult matters, even if I believe
14   4, 10   |         explain something of these difficult things, which I know will
15   1, 2    |       beforehand, it would be most difficult for us, naturally weak as
16   3, 9    |       vicissitudes and in the most difficult circumstances, sees His
17   3, 11   |            His. If the matter is a difficult one, these words will help
18   5, 8    |           to me it seems extremely difficult. If the soul is in the body
19  10, 1    |            secret things, they are difficult to describe, whereas imaginary
20   2, 9    |           spirit," is something so difficult to describe, and indeed
21   2, 9    | disbelieving what I say, for it is difficult to understand how the soul