Who said "Knowledge is the only weapon that never fails you."?

This quote is attributed to Ripley.

Knowledge is the only weapon that never fails you. - Ripley

"Knowledge is the only weapon that never fails you."

Ripley Knowledge

"I'm not human anymore, and I don't think you are either."

"They don't make them like they used to."

"I've survived worse than this."

"You're going to have to trust 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."