Harmony of opposing forces creates balance. This balance became the rule of the universe. The rule that held everything together to create this perfect world.
But as the ancients have spoken. "There's no truly perfect thing in the world and even the world itself is not perfect. As perfection ultimately leads to destruction". "So how can a man's words depict the right and wrong".
Is a variable is needed to break this delicate balance to achieve perfection or dooming this world itself to an end.