Artists need some kind of stimulating experience a lot of times, which crystallizes when you sing about it or paint it or sculpt it. You literally mold the experience the way you want. It's therapy.
At the ballet, you really feel like you're in the presence of something outside the rest of your life. Higher than the rest of your life.
It's not a terribly original thing to say, but I love Raymond Carver. For one thing, he's fun to read out loud.