Friends are connected by their souls, you can't just rinse something out that has been deeply instilled into your sou

Is it alright to believe in the future where everyone can live in happiness?

Do you wanna play? Everyone's dead, so I got bored. Did you come to play with me? --Wrath

A king is no king without his people, but a people without their king would be lost as well.

So that the new generation that will be born can enjoy happiness. To pay the cost we will have to shoulder corpses and cross a river of blood (Riza Hawkeye -- Fullmetal Alchemist)

It's a cruel and random world, but the chaos is all so beautiful.

Greed may not be good, but it’s not so bad either. You humans think greed is just for money or power, but everyone wants something they can’t have.