Who said "Imagination cannot defeat logic."?

This quote is attributed to Dalek.

Imagination cannot defeat logic. - Dalek

"Imagination cannot defeat logic."

Dalek Imagination

"Exterminate! Exterminate!"

"You will be exterminated!"

"Daleks do not feel pity or remorse or fear."

"We are superior. We are pure."

"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."