Who said "Knowledge of one's enemy is the first step to victory."?

This quote is attributed to Will Turner.

Knowledge of one's enemy is the first step to victory. - Will Turner

"Knowledge of one's enemy is the first step to victory."

Will Turner Knowledge

"I'm a blacksmith by trade, not a pirate."

"I'm not a pirate. I'm a honest man seeking honest work."

"The problem is not the problem. The problem is your attitude about the problem."

"I didn't choose this life - it chose me."

"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."