Book, Chapter

1       3, VII |   few, cannot by their own perception harmonize the causes of
2       7, V   |  and serve thee because my perception of the truth was uncertain.
3       9, VIII|   the senses brought which perception in and stored it up? For
4       9, XXI | life, there is no physical perception by which we experience it
5       9, XXI |    never, through physical perception, either seen, heard, smelled,
6      10, XVI |   measure the intervals of perception. But who can measure times
7      11, V   |     and it is not a former perception, for there is nothing in