<f202r.P.10;W> the planet mars i scarcely need remind the reader revolves -
<f202r.P.11;W> about the sun at a mean distance of miles -
<f202r.P.12;W> and the light and heat it receives from the sun is barely half -
<f202r.P.13;W> of that received by this world it must be if the nebular -
<f202r.P.14;W> hypothesis has any truth older than our world and long -
<f202r.P.15;W> before this earth ceased to be molten life upon its surface -
<f202r.P.16;W> must have begun its course the fact that it is scarcely -
<f202r.P.17;W> one seventh of the volume of the earth must have accelerated -
<f202r.P.18;W> its cooling to the temperature at which life could begin it -
<f202r.P.19;W> has air and water and all that is necessary for the support of -
<f202r.P.20;W> animated existence =
<f202r.P.21;W> yet so vain is man and so blinded by his vanity that no -
<f202r.P.22;W> writer up to the very end of the nineteenth century ex -
<f202r.P.23;W> pressed any idea that intelligent life might have developed -
<f202r.P.24;W> there far or indeed at all beyond its earthly level nor was -
<f202r.P.25;W> it generally understood that since mars is older than our earth -
<f202r.P.26;W> with scarcely a quarter of the superficial area and remoter -
<f202r.P.27;W> from the sun it necessarily follows that it is not only more -
<f202r.P.28;W> distant from times beginning but nearer its end =