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

This quote is attributed to RoboCop.

The past cannot be changed, only avenged. - RoboCop

"The past cannot be changed, only avenged."

RoboCop History

"I'd buy that for a dollar."

"Serve the public trust. Protect the innocent. Uphold the law."

"I am a law enforcement officer."

"Dead or alive, you're coming with me."

"I've seen a lot of things in my time."

"That's how we archaeologists tell time."

"We must learn from history or be doomed to repeat it."

"Every artifact tells a story."