Even though Ansel had numerous opportunities to make them completely obedient, he ultimately chose not to do so.
"Principles and... convictions," Marlina repeated softly.
"Hehe, I'm not saying you lack these things, Marlina. It's just that your starting point is different," Ansel teased, causing Marlina's cheeks to flush slightly. "I—I didn't think you were saying I lacked principles. I understand what you mean, Ansel."
My principles and convictions are you—
"Just like you, a fellow mortal."
"...Eh?" Ansel gazed through the office window at the bustling lower-town residents engaged in reconstruction work and sighed, "Ravenna and Seri's perspectives are entirely different from yours. As extraordinary beings, they cannot see, delve into, or understand what [mortals] as a whole require when faced with the extraordinary."