Who said "In the darkness of my frozen heart, she is the only warmth."?

This quote is attributed to Mr. Freeze.

In the darkness of my frozen heart, she is the only warmth. - Mr. Freeze

"In the darkness of my frozen heart, she is the only warmth."

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!"