Actors do movies because you want to make a connection, you want an audience to recognise themselves in what it is that you're depicting. The portrait, you want it to be a reflection of some aspect of humanity that people understand, that they see in their own lives. And so, when a movie makes a connection like that, there's simply nothing better. And in some ways, an Academy Award does validate that actual hook-up.
trivia
While living in the North Bronx, she turned down the lead role in Blood Simple. (1984), but introduced the Coen Brothers to her roommate Frances McDormand, who got the role.