Who said "A man is only as good as his word."?

This quote is attributed to Harvey Dent.

A man is only as good as his word. - Harvey Dent

"A man is only as good as his word."

Harvey Dent

"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."