The reason for this “regression” to visual forms of thinking is simple. Human working memory is limited. We can only keep in mind several pieces of information at the same time. Through an image we can simultaneously imagine many things at once, at a glance. As opposed to words, which can be impersonal and rigid, a visualization is something we create, something that serves our particular needs of the moment and can represent an idea in a way that is more fluid and real than simply words. The use of images to make sense of the world is perhaps our most primitive form of intelligence, and can
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