“When a human's tears finally dry up forever, they transform into a monster.”

“The ones who destroy monsters have always been humans.”

“There is only one quality that makes humans truly human and that is their will.”

“Humans are so wonderful.[Alucard Hellsing]”

“He who is neither human nor demon is not the dawn nor the dusk.”

“Everything in this world is about conflict because this is the kind of world that humans are born into.”

“No matter how many stones you throw at the water's surface, no matter how much you step on a shadow, the water's surface does not disappear, the shadow does not disappear.”