1750300
9780486432533
If a tree falls in the forest and no one is present to hear it, does it make a sound? It does not, according to George Berkeley, whose 1710 book promotes the concept of immaterialism, the notion that to be is to perceive or be perceived.Berkeley, George is the author of 'Treatise Concerning the Principles of Human Knowledge', published 2003 under ISBN 9780486432533 and ISBN 048643253X.
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