I studied Hitchcock a little bit at University and knew the famous story about the Birds - that he'd tortured Tippi for a day using real birds. I had no idea that it was a five-day onslaught and that it was the tip of an iceberg that carried on through to another film.
“To achieve some depth in your field requires a lot of sacrifices. Want to or not, you're thinking about what you're doing in life-in my case, dancing.”