Book, Paragraph

 1   I,  1 |     still clearer case: in the absence of any external cause of
 2  II,  5 |          because he can in the absence of any external counteracting
 3  II,  7 |      darkness; darkness is the absence from what is transparent
 4  II,  9 |        only by the presence or absence of what excites fear, and
 5  II,  10|      body, for touch means the absence of any intervening body.
 6 III,  1 |      us through touch); and if absence of a sense necessarily involves
 7 III,  1 |     sense necessarily involves absence of a sense-organ; and if (
 8 III,  1 |         what is at rest by the absence of movement: number is perceived
 9 III,  3 | imagination takes place in the absence of both, as e.g. in dreams. (
10 III,  8 |     understand anything in the absence of sense, and (when the
11 III,  12|      be better for either: the absence of sensation will not enable