I can almost guarantee that every single one of you will have been told something or thought something about the world in the last 24 hours that was at least a little troublesome. Living on planet Earth with our differing societies, environmental issues and worries about the future can be overwhelming, even scary. We’re constantly being told about violence, hopelessness and doom, and yet I ask you: is the world really as scary as we think?

To understand this question and come to an answer, author of The Rational Optimist and member of The House Of Lords Matt Ridley says we need to know how ideas have sex and how important the collective mind of everyone on the planet is crucial to development. Bear with us:

Matt Ridley: When Ideas Have Sex | TED

Featured photo credit: Matt Ridley: When Ideas Have Sex | TED via youtube.com

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