... in regard to the second and more important factor that failure waits most insistently on the librarian. What are the public's needs, as distinguished from its desires? What ought it to read? Here steps in the "categorical imperative" with a vengeance. The librarian, when he thinks of his duty along this line, begins to shudder as he realizes his responsibility as an educator, as a mentor, as a trainer of literary taste. Probably in some instances he takes himself too seriously. But, no matter how lightly he may bear these ... — The Building of a Book • Various
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