Under normal circumstances, humans should have continued to evolve as — Death Note

"Kill me? Is that really the right thing to do? Since Kiras appearance six years ago, wars have stopped and global crime rates have been reduced by over 70 percent. But its not enough, this world is still rotten. With too many rotten people. Somebody has to do this, and when I first got that notebook all those years ago I knew I had to do it. No, I was the only one who could. I understood that killing people was a crime. There was no other way! The world had to be fixed! A purpose given to me! Only I could do it. Who else could have done it, and come this far?! Would they have kept going?! The only one who can create a new world - is me. (Ep. 37)"

"What do you mean I "use my sexual charm"!? (46)"

"Ill solve equations with my right hand and write names with my left. Ill take a potato chip... and eat it! (Ep. 8)"

"Coincidence? No, too convenient. This can only mean that Kira has access to police information. Its obvious now, this is a direct challenge to me. (Ep. 3)"

"I dont sit like this because I want to. I have to sit like this. You see, if I were to sit normally, my deductive skills would immediately be reduced by roughly 40%. (Ep. 10)"

"Kira is childish and he hates losing... I am also childish and I hate to lose. Thats how I know. (Ep. 6)"