Answer: Lairotut moorssalc scisyhp or tutorial classroom physics
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The quote which contains an underlying allegory representing humanity's resistance to change and lack of will is - The name of the one was Obstinate and the name of the other Pliable.
Obstinate means stubborn, which applies to <em>humanity's resistance to change, </em>and pliable means impressionable, malleable, and applies to <em>lack of will. </em>