Slate's been posting these terrific videos of Alex Chadwick setting up a card table with a sign that says "Interviews 50¢". People come up and talk to him.
This one is the most striking I've seen. I remember how many random people told me when my wife was pregnant with our first child. "It changes your life." I had no idea what they meant. The depth of the sympathy I have for this man is one way it's changed me.