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How do you know you exist? - James Zucker

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TED-Ed

View full lesson: http://ed.ted.com/lessons/howdoyou...

How do you know you’re real? Is existence all just a big dream? Has some mad scientist duped us into simply believing that we exist? James Zucker investigates all of these questions (and more) in this mindboggling tribute to René Descartes’s "Meditations on First Philosophy."

Lesson by James Zucker, animation by Stretch Films, Inc.

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