<p>In my late novel of "Lilly Dawson," I announced my intention of publishing a work to be called "The Night-Side of Nature;" this is it.<br>The term "Night-Side of Nature" I borrow from the Germans, who derive it from the astronomers, the latter denominating that side of a planet which is turned from the sun, its night-side. We are in this condition for a certain number of hours out of every twenty-four; and as, during this interval, external ob...