Who said "True power lies in knowing when not to use it."?

This quote is attributed to Aquaman (DCEU).

True power lies in knowing when not to use it. - Aquaman (DCEU)

"True power lies in knowing when not to use it."

Aquaman (DCEU) Power

"I'm a king. Kings don't run."

"The surface world has much to learn about respect."

"My people have watched you from below for centuries."

"I didn't come here to fight you."

"Power without control is just destruction."

"Power is not about control, it's about influence"

"The world doesn't need me to be the hero. It just needs me to be dangerous."

"The claws come out when I need them to."