The greatest crimes issue from a desire of accessibility and not necessity.

This epidemic leads innocent people to their deaths, and yet, its pathogen will never be eradicated. This is a disease called serenity-a form of death that people have wished for.

In this world, evil can arise from the best of intentions. And there is good which can come from evil intentions.

It's not the final judgement of good and evil that's important. What matters is that you come to that decision yourself. That you agonize over it and eventually accept it.