Who said "You cannot appeal to our conscience. We have none."?

This quote is attributed to Dalek.

You cannot appeal to our conscience. We have none. - Dalek

"You cannot appeal to our conscience. We have none."

Dalek Truth

"Exterminate! Exterminate!"

"You will be exterminated!"

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

"We are superior. We are pure."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."