Who said "The past cannot be changed, only learned from."?

This quote is attributed to Lannister.

The past cannot be changed, only learned from. - Lannister

"The past cannot be changed, only learned from."

Lannister Time

"A Lannister always pays his debts."

"I am the god of tits and wine."

"You are an awful man."

"I drink and I know things."

"Time waits for no one."

"Time spent with loved ones is never wasted."

"I've been alive for a long time. Long enough to know that you can't trust anyone."

"The past always catches up with you."