Who said "I've learned that every day is an opportunity."?

This quote is attributed to Paul Varjak.

I've learned that every day is an opportunity. - Paul Varjak

"I've learned that every day is an opportunity."

Paul Varjak

"I'm not a rat, I'm a human being"

"The only thing that separates us from the animals is our ability to accessorize"

"I don't know how to say goodbye. I'm not good at it"

"You know what's wrong with you? Nothing. That's what's wrong with you"