On Knowing Enough to Know that You Don’t Know

It takes a long time and sustained effort to learn a subject, to understand the basics, to appreciate its complexity. At some time in this often arduous journey one usually arrives at the point where one begins to understand the immensity of the subject and how ignorant one is about it. Expertise is accompanied with an acceptance that one is now in full view of one’s ignorance. No one is as acutely aware of his own ignorance as the expert.
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