The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from The Warlord of Mars by Edgar Rice Burroughs:|
passing of the yellow men from the ravages of the green hordes that
overran Barsoom as the drying up of the great oceans drove the
dominant races from their strongholds.
"They tell of the wanderings of the remnants of this once powerful race,
harassed at every step, until at last they found a way through the
ice-barrier of the north to a fertile valley at the pole.
"At the opening to the subterranean passage that led to their
haven of refuge a mighty battle was fought in which the yellow
men were victorious, and within the caves that gave ingress
The Warlord of Mars