CHAP. XII.
Of Water and Earth.
THat part of the world (saitha 1.1 Chrysippus) which is the most solid support of nature, as bones are in a living creature, is called the earth: About this the water is evenly diffused. The earth hath some uneven parts arising out of the water, called Islands, or, if of large extent, Continents, from the ignorance of man, who knowes not, that even those are Islands, in respect of the great Ocean.
The earth is in the midst, being in the nature of a Center, b 1.2 one and finite,c 1.3 sphericall in figure. The water is likewise sphericall, having the same center with the earth.
The earth hath five Zones, one northern, beyond the Artick Circle, uninhabitable through extremity of cold: another tempe∣rate; a third not habitable by reason of extream heat, whence