Pearls Before Breakfast: Can one of the nation’s great musicians cut through the fog of a D.C. rush hour? Let’s find out.

Bell has played, literally, before crowned heads of Europe. Why the anxiety at the Washington Metro?

"When you play for ticket-holders," Bell explains, "you are already validated. I have no sense that I need to be accepted. I'm already accepted. Here, there was this thought: What if they don't like me? What if they resent my presence . . ."

IF A GREAT MUSICIAN PLAYS GREAT MUSIC BUT NO ONE HEARS . . . WAS HE REALLY ANY GOOD?

It’s an old epistemological debate, older, actually, than the koan about the tree in the forest. Plato weighed in on it, and philosophers for two millennia afterward: What is beauty? Is it a measurable fact (Gottfried Leibniz), or merely an opinion (David Hume), or ... See more

A half-minute later, Bell got his first donation. A woman threw in a buck and scooted off. It was not until six minutes into the performance that someone actually stood against a wall, and listened.

Things never got much better. In the three-quarters of an hour that Joshua Bell played, seven people stopped what they were doing to hang around and tak... See more