on the contrary

"You can't prove a negative."
- Donald Rumsfeld, who routinely dumbfounded the White House Press Corps with this claim.

Counter argument here.

literally metaphorically

"If you don't visit a bad neighbourhood, it'll eventually visit you."
- Tom Friedman

"Wet sand is the color of good heroin."
- A deceased veteran of current wars

“Only the dead have seen the end of war.”
- Plato

world's first great hero

Supreme over other kings, lordly in appearance,
he is the hero, born of Uruk, the goring wild bull.
He walks out in front, the leader,
and walks at the rear, trusted by his companions.
Mighty net, protector of his people,
raging flood-wave who destroys even walls of stone!

- The Epic of Gilgamesh, Tablet I [2800-2700 BCE]

Image source here.

Third Grade

Iraq war debate summed up by two third-graders.

Hidden Cost of War