I always say that if you're going to do something, do it 100... - Michael Caine

"I always say that if you're going to do something, do it 100 percent or not at all."

Michael Caine Perseverance

Actor British Born 1933 (age 93)

More from Michael Caine

"You can tell how smart people are by what they laugh at."

"The problem with being an actor is that you're only an actor when you're working."

"I won't do a thing if I don't believe in it."

"You've got to believe in yourself. That's the first step to success."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."