Brett Leveridge was standing on the subway. A guy comes walking down the platform, stopping in front of each passenger and delivering a quiet verdict: "You're in.

More than England, or Japan or Israel.... When we think of South Africa, it's a more interesting mirror of the United States than nearly any country, because we glimpse a distant echo of the most frightening parts of American society — and the most inspiring.

Julie throws up.

This American Life gets a return visit from Evan Harris, the woman who used to believe that quitting was the one thing at the heart of all human existence.

Host Ira Glass goes to the Federal Express hub at Memphis to watch 1.2 million pieces of overnight mail get sorted in one night and to talk to the adrenaline junkies in the FedEx Command Center.

Kevin Kelly is interviewed.