Kasia Cieplak-Mayr von Baldegg / Sam Price-Waldman / Daniel Lombroso / The Atlantic

Here are the best quotes we heard from our sources today. (Click through to read the full stories.)

Anne Libera (pictured above), a theater director who studies comedy: “You have to risk, you have to fail—that’s how you know where the edge is.”

Sherry Turkle, a psychologist who studies communication: “You need to suppress your empathy ‘gene’ in order to participate fully in the mobile revolution.”

Mark Taylor, who studies parasitic diseases: “You get exploding nodules, and scrotal inflammation. You don’t want that.”

(Previous quotes from our sources here)