Duality may refer to:
https://en.wikipedia.org/wiki/Duality
Good Evil Duality
It's a battle!
"You can't give up hope just because it is hopeless! You gotta hope even more, and cover your ears, and go: "Blah blah blah blah blah blah blah blah!""
Duel
Good Evil Duality
It's a battle!