Who said "I understand the value of a well-placed secret."?

This quote is attributed to Littlefinger.

I understand the value of a well-placed secret. - Littlefinger

"I understand the value of a well-placed secret."

Littlefinger Knowledge

"Chaos isn't a pit. Chaos is a ladder."

"Knowledge is power, but power without wisdom is destruction."

"The world is not kind to those who hesitate."

"A man with no debts is a man with no leverage."

"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."