Who said "Do yourself a favor and don't be somebody you're not."?

This quote is attributed to Clint Eastwood.

Do yourself a favor and don't be somebody you're not. - Clint Eastwood

"Do yourself a favor and don't be somebody you're not."

Clint Eastwood Truth

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."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."