Who said "War solves nothing that peace can't solve better."?

This quote is attributed to Superman (2022).

War solves nothing that peace can't solve better. - Superman (2022)

"War solves nothing that peace can't solve better."

Superman (2022) War

"I'm not just a reporter anymore. I'm a father, and that changes everything."

"Being Superman doesn't make me invincible. It's the people I love that make me strong."

"The truth matters more than the story. Always."

"I've learned that power without purpose is just destruction."

"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."