I don't get the impression that people here have much interest in old movies, but I love Greta Garbo, so I'm sharing this.
What Was So Special About Greta Garbo?
An enigma onscreen and off, the actress only magnified her celebrity by suddenly renouncing it.
By Margaret Talbot
Clarence Brown, who directed Garbo in seven films, recalled shooting a scene with her, thinking it was fine, nothing special, then playing it back and seeing “something that it just didn’t have on the set.” On her face, he said, “You could see thought. If she had to look at one person with jealousy, and another with love, she didn’t have to change her expression. You could see it in her eyes as she looked from one to the other.”
www.newyorker.com/magazine/2021/12/13/what-was-so-special-about-greta-garbo