Who said "Imagination is weak against reality."?

This quote is attributed to Doomsday.

Imagination is weak against reality. - Doomsday

"Imagination is weak against reality."

Doomsday Imagination

"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."

"Imagination is more powerful than knowledge."

"The world is full of wonders if you know where to look."

"You have the imagination of a child, Lucy"

"The world is full of mysteries waiting to be solved."