When people ask me how they should approach performance, I always tell them the professional musician should aspire to the state of the beginner.
Yo-Yo MaWhat came up at age 49 is I realized that of all the things I'm interested in, the thing I'm most interested in is figuring out what makes people tick, why people think the way they do, why they act the way they do. And I realized that music is such a great way to investigate why people do what they do.
Yo-Yo Ma