Who said "Love is the warmth that melts even the coldest heart."?

This quote is attributed to Mr. Freeze.

Love is the warmth that melts even the coldest heart. - Mr. Freeze

"Love is the warmth that melts even the coldest heart."

Mr. Freeze Love

"I'm not a human anymore. I'm something... colder."

"My wife, Nora... she's all that matters to me."

"Vengeance is a cold dish best served frozen."

"The cold never bothered me anyway."

"I love my wife, but sometimes she drives me crazy."

"Love conquers all obstacles."

"Love is patient, love is kind."

"I'm not stupid, I'm just in love!"