Some of my first teachers were incredibly tough. You could never sing more than three words without being stopped and having to do it over 20 times. I loved that - that sort of process of dissecting and trying to figure out and master this incredibly mysterious instrument.
Well, any time I'm preparing for a performance or even a rehearsal, it's as if in a way, like any other athletes, these are muscles that support the vocal cords which are just I believe cartilage. It demands a kind of constant warming up and a constant feeling of where is the voice today.
At this stage in my career, I don't have to take any big risks. You want to take a calculated risk, not one that leads to people saying 'yes, but there was that one time when she made that big mistake.' It's always a shame when that happens, especially if you've gotten by for decades without anything hugely tragic.
I've spent hours and hours doing research into Appalachian folk music. My grandfather was a fiddler. There is something very immediate, very simple and emotional, about that music.
A lot of performers don't want to leave the circuit, the European opera house circuit, partly because most singers don't sing many concerts, or at least not while they are in their prime.