<http://schema.org/about>
"Peter Diamandis and Steven Kotler argue in an upcoming book that we tend to focus more on the negative than positive, and that the future is bright thanks to advances in science and technology."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/peter-diamandis-argues-future-bright.html>