The foundational reason for the Holy War's beginning was the Goddesses of Order and Chaos's conflict. At first, perhaps they indeed wished for everyone to become stronger so that Eich wouldn't be destroyed by dimensional invaders. Yet the result was…
"Glorious civilizations constructed after thousands of years of accumulation are just as ethereal as a sand castle constructed by a child on a beach. The next ocean wave that appears will leave behind nothing more than rubble. Is everything beautiful nothing more than a dream? Are all sacrifices and hard work completely meaningless?"
Seeking fame and personal gain wasn't typically harmful on a large scale. However, the greatest ideals would be capable of destroying the world. Life was like a game and the world was unpredictable. Sometimes, truth would hurt far more than lies.