Who said "The worst wars are the ones fought in people's hearts."?

This quote is attributed to Knuckles.

The worst wars are the ones fought in people's hearts. - Knuckles

"The worst wars are the ones fought in people's hearts."

Knuckles War

"I'm the last one standing!"

"Gotta protect this Master Emerald!"

"Nobody messes with the Master Emerald while I'm around!"

"I may not be the smartest guy, but I know what's right!"

"Some battles are worth fighting."

"Sometimes you have to become the monster to stop the monsters."

"Skynet sent me back through time to kill you."

"War teaches us the value of peace."