Book, Paragraph

 1   I,  3 |  sufficient to account for the origin of terrestrial warmth and
 2   I,  4 |     for the same reason: their origin is never combustion but
 3   I,  7 |        constitution. For their origin is plainly due to the plentiful
 4   I,  8 |       8~Let us now explain the origin, cause, and nature of the
 5   I,  12|       the facts bearing on the origin of it, both those which
 6   I,  12|       think that the cause and origin of hail is this. The cloud
 7   I,  13|      analogous views about the origin of rivers. It is thought
 8  II,  1 |         give an account of its origin. At first, they say, the
 9  II,  2 |        We must now discuss the origin of the sea, if it has an
10  II,  2 |       of the sea, if it has an origin, and the cause of its salt
11  II,  2 |      reason of its mass is the origin of that element, and any
12  II,  2 |   people regard the sea as the origin and source of moisture and
13  II,  2 |      this body of water is the origin and source of all water,
14  II,  4 |        is clear that while the origin of the motion is from above,
15  II,  4 |      but in its generation and origin wind plainly derives from
16  II,  4 |       explained the nature and origin of wind, the occurrence
17  II,  5 |    wind does to the south.~The origin of these winds and their
18  II,  6 |      much for the winds, their origin and nature and the properties
19  II,  8 | droughts have their source and origin inside the earth, so that