Quotes by Light Yagami from Death Note
This world is rotten and those who are making it rot deserve to die. Someone has to do it, so why not me? Even if it means sacrificing my own mind and soul, it's worth it. Because the world... can't go on like this. I wonder... what if someone else had picked up this notebook? Is there anyone out there other than me who'd be willing to eliminate the vermin from the world? If I don't do it, then who will? That's just it: there's no one, but I can do it. In fact, I'm the only one who can. I'll do it. Using the death note, I'll change the world.
No matter what the world, the god of that world creates the rules. In truth, you have been defeated by the rules I created. And as punishment for defying the God of the new world, you will die...
But you know the saying, "play with fire, and you'll get burned". I'll make you regret underestimating L...underestimating me.
Under normal circumstances, humans should have continued to evolve as the greatest creatures upon this earth, but we were actually regressing. A rotten world. Politics, law, education... Was there anybody around who could correct this world? But someone had to do it.