FORA.tv - Matt Ridley: Deep Optimism

Name: FORA.tv - Matt Ridley: Deep Optimism
Uploaded: 2011-04-15T03:43:22+00:00
Description: Via trade and other cultural activities, "ideas have sex," and that drives human history in the direction of inconstant but accumulative improvement...

Collected by digg on Apr 15, 2011

Via trade and other cultural activities, "ideas have sex," and that drives human history in the direction of inconstant but accumulative improvement...

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