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When pilfering editorial material one should pilfer only superior stuff on the principle that the Best That Has Been Said and Thought lies about unguarded and one need not settle for less. As much as anything else, a glance at the modern newsvendor's stand with its serried, technicolourful rows of He-Man, Leer, Sexteen, Jolt, Bust, and The Memoirs of the Marquis de Sade newly presented as an "Illustrated Childhood Classic," will suggest that in these days of freedom and affluence the treasures of the mind are free, if not in constant demand.
In any case, when superior stuff is required, there are few better sources than the oracle of an otherwise (or so it often seems) inarticulate profession, Professor William B. Bean of Iowa, the editor of the Archives of Internal Medicine. A browse through the editorial, "On Lecturing", in the current issue of that journal (112:637, 1963) will give
The Oracle From Iowa. Arch Intern Med. 1974;134(5):862. doi:10.1001/archinte.1974.00320230072016