Who said "You're my density. I mean, my destiny."?

This quote is attributed to Biff Tannen.

You're my density. I mean, my destiny. - Biff Tannen

"You're my density. I mean, my destiny."

Biff Tannen Love

"I'm your density. I mean, your destiny."

"Make like a tree and get outta here!"

"Nobody calls me chicken!"

"You're my favorite girl, McFly."

"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!"