I have been a waitress, and I was a damn fine waitress too, let me tell you.
It comes down to something really simple: Can I visualize myself playing those scenes? If that happens, then I know that I will probably end up doing it.
This idea of selfishness as a virtue, as opposed to generosity: That, to me, is unnatural.
Sometimes the odds are against you-the director doesn't know what the hell he's doing, or something falls apart in the production, or you're working with an actor who's just unbearable.
I never shot on sets, but if I was traveling somewhere or on location, I would always have my camera, and I'd always be - it's that kind of fly on the wall approach to photography, though. I don't engage the subject. I like to sneak around, skulk about in the dark.
I worked on my voice for Sweet Dreams, but only to match my speaking voice to Patsy's actual singing voice. That was my way into that character.