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If a tree falls in a forest and nobody is there to hear it, does it make a sound?

Updated Thursday 16th July 2015

This animation explores Bishop George Berkeley who though the only things that truly exists are minds and ideas.

That's the kind of head-scratching question that's popularly believed to occupy the time and brains of philosophers. It relates to the ideas of immaterialism proposed by Bishop George Berkeley who asserted that the only things that exist are minds and ideas in those minds.





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