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

This quote is attributed to Daenerys Targaryen.

The past cannot be changed, only learned from. - Daenerys Targaryen

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

Daenerys Targaryen Time

"I am the blood of Old Valyria. I am the dragon."

"A dragon is not a slave."

"I will take what is mine with fire and blood."

"The night is dark and full of terrors, but so is the day."

"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."