![TED Talks News and Politics show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/030/149/small/tedtalks-news-and-politics.png)
Summary: Onstage at TED2012, Peter Diamandis makes a case for optimism -- that we'll invent, innovate and create ways to solve the challenges that loom over us. "I’m not saying we don’t have our set of problems; we surely do. But ultimately, we knock them down.”