Who said "Knowledge of your doom is all you need."?

This quote is attributed to Doomsday.

Knowledge of your doom is all you need. - Doomsday

"Knowledge of your doom is all you need."

Doomsday Knowledge

"I am the thing that darkness fears."

"Destruction is the only truth I know."

"You cannot stop what has already begun."

"I grow stronger with every battle."

"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."