Who said "One must know oneself before one can defeat another."?

This quote is attributed to Hanzo.

One must know oneself before one can defeat another. - Hanzo

"One must know oneself before one can defeat another."

Hanzo Knowledge

"A sword is not just a weapon, it is a work of art."

"The blade must be sharp, but the mind sharper still."

"In my shop, I create instruments of destiny."

"Every sword tells a story of blood and honor."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."