I claim no rights to the copyright of this content. This video is a commentary by Carl Sagan on the rise, and tragic fall, of Alexandria. This is knowledge in it's purest form, and knowledge belongs to the world. Everyone needs to watch this tale at least once, so that they understand our current situation and one of the largest roots of our current issues. Let this be both a lesson in history that lies in the past, and a warning for present about our future.

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