The origins of pleasure Paul Bloom on

Why do we like an original painting better than a forgery? Psychologist Paul Bloom argues that human beings are essentialists — that our beliefs about the history of an object change how we experience it, not simply as an illusion, but as a deep feature of what pleasure (and pain) is.¬†(Recorded at TEDGlobal 2011, July 2011, in Edinburgh, Scotland. Duration: 16:17.)

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