Who said "You have to believe in what you're doing."?

This quote is attributed to Clint Eastwood.

You have to believe in what you're doing. - Clint Eastwood

"You have to believe in what you're doing."

Clint Eastwood Faith

Actor and Director American Born 1930 (age 96)

"Do whatever you have to do to do what you want to do."

"I think programming is the future."

"Deserve's got nothing to do with it."

"You can't make an omelette without breaking eggs."

"Faith guides me through difficult times."

"Faith is believing when you can't see."

"You have to believe in something, or you'll fall for anything."

"Faith in God and in each other is what sustains us"