Who said "Professional. That's the key to everything."?

This quote is attributed to Mike Ehrmantraut.

Professional. That's the key to everything. - Mike Ehrmantraut

"Professional. That's the key to everything."

Mike Ehrmantraut Success

"A man provides. And he does it even when he's not appreciated or respected or even loved. He simply bears up and he does it. Because he's a man."

"No more half measures."

"I am the man who gets things done."

"You know what business is, boy? It's all about relationships."

"Success comes to those who never give up."

"Success is measured by happiness, not money."

"You make your own luck in this world."

"You have to be organized to be successful in anything."