Who said "Two-Face exists because you made him necessary."?

This quote is attributed to Harvey Dent.

Two-Face exists because you made him necessary. - Harvey Dent

"Two-Face exists because you made him necessary."

Harvey Dent Change

"The night is darkest just before the dawn."

"I believe in Harvey Dent."

"You either die a hero or live long enough to see yourself become the villain."

"Fairness is the foundation of justice."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."