Book, Paragraph

 1  II,  8 |       readily, though by striking hard and hollow masses of different
 2  IV,  4 |       moist is necessarily either hard or soft. Hard is that the
 3  IV,  4 |  necessarily either hard or soft. Hard is that the surface of which
 4  IV,  4 |       Those things are absolutely hard and soft which satisfy the
 5  IV,  4 |         relatively to one another hard and soft are indefinable,
 6  IV,  4 |          determines that which is hard and soft absolutely, and
 7  IV,  4 |        call that which exceeds it hard and that which falls short
 8  IV,  5 |           boundary must be either hard or soft; for it either yields
 9  IV,  5 |    determined and solid is either hard or soft and these qualities
10  IV,  6 |         it solidifies and becomes hard again. Millstones, too,
11  IV,  9 |        while the rest remains, or hard, like copper. Non-impressible
12  IV,  9 | Non-impressible bodies are either hard, like pottery (its surface
13  IV,  9 |         are full of something too hard. Thus iron, stone, water
14  IV,  9 |     relatively soft); nor are all hard things fissile, but only
15  IV,  9 |          and not crosswise.~Those hard or soft solids are apt to
16  IV,  10|           liquid, some soft, some hard. The soft and the hard are
17  IV,  10|       some hard. The soft and the hard are constituted by a process