Word: tobacco
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Dates: during 1920-1929
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...Hobbes, Spurgeon, Huxley, Keats, Browning, Kingsley, Wordsworth, Lamb, Carlyle, Emerson, Dickens, Tennyson, Meredith, Stevenson, Howells, et cetera ad infinitum, not to mention the well-known excesses of Grant and Mark Twain. On the other hand: Lincoln, Greeley, Wilson, Roosevelt, Wellington, Balzac, Goethe, Tolstoi, Ruskin, Haeckel, Bacon, Whittier, etc. Obviously, tobacco can have had no beneficial effect other than from habit on the great deeds of the world, for the foundations of civilization were laid, and Homer, Plato, Aristotle, Caesar, Dante, and many more lived and wrought before Raleigh brought the weed to the Old World. This type of evidence...
...data from school records presents a much more definite and verifiable conclusion, viz., that the use of tobacco has distinctly harmful effects on the work of immature boys in grammar and high school, and to a lesser extent in college. Whether the effect is physiological or the product of other factors, such as idleness, social distraction, etc., is impossible to determine, but the accumulation of academic records from numerous sources leaves no doubt of the fact...
...suggestion, deprivation, prejudices, etc. Dr. O'Shea and, his colleague, Dr. Clark L. Hull, determined to eliminate these subjective elements, and devised a "control" pipe, containing an electric heating coil. The subjects were given this while blindfolded and were surprised to learn later that they had not been smoking tobacco, but merely drawing in heated air. Seven non-smokers and nine smokers (university students) were tested for three hours on 18 consecutive days, on some of which they smoked actual tobacco before the tests, and on others only the "control." The tests included pulse beat, motor control (absence of tremors...
From the laboratory data, the author concludes that it is impossible to say that tobacco smoking will retard the intellectual processes of any one person, but in a large group it may be predicted that the majority will be slightly retarded. Dr. O'Shea takes pains to point out that the study was limited to minor intellectual processes and gives no answer regarding creative ability, judgment or general physical vitality. Conclusive tests on these matters are still to be devised...
...Tobacco and Mental Efficiency?M. V. O'Shea?Macmillan...