But uncertainty has also become a sort of island of intellectual excuses—reasons for deferring deeper study. The problem with making a place for mystery is that it so easily gets co-opted into an eddy, where ideas go in easy circles instead of lending themselves to the movement of a wider stream. While there is a kind of sweetness and beauty to this deferral, it is also an entry point to binary thinking. There soon exist in that epistemology just two categories: that which we know and that which we do not. This is a divide that soon gains potency and can contaminate our work: both in terms of
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