Who said "You have to be smart about acting. Research the part."?

This quote is attributed to Hedy Lamarr.

You have to be smart about acting. Research the part. - Hedy Lamarr

"You have to be smart about acting. Research the part."

Hedy Lamarr Work

Inventor and Actress Austrian-American 1914–2000

"The brains of people are more interesting than the looks, I think."

"I am not ashamed of my past. I'm just sorry some people had to be part of it."

"Most girls are taught to avoid being too smart because it's not attractive. What the hell?"

"I just wanted to be an actress, not a housewife."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."