Clinical lectures on the principles and practice of medicine . eed not tell you this is very imposing mass of brass work and mechanical complexity is noguarantee that you will see objects better, or, what is of more consequence,become good observers. On the contrary, the more unwieldy the in-strument, the less disposed will you be to use it. Besides, the habitualemployment of artificial methods of moving about the object, as by thescrews of a movable stage, will prevent your acquiring that dexteroususe of your fingers and accuracy of manipulation which are at all timesso useful. Nothin


Clinical lectures on the principles and practice of medicine . eed not tell you this is very imposing mass of brass work and mechanical complexity is noguarantee that you will see objects better, or, what is of more consequence,become good observers. On the contrary, the more unwieldy the in-strument, the less disposed will you be to use it. Besides, the habitualemployment of artificial methods of moving about the object, as by thescrews of a movable stage, will prevent your acquiring that dexteroususe of your fingers and accuracy of manipulation which are at all timesso useful. Nothing, indeed, can be more amusing than to see a mantwisting his screws, pushing his heavy awkward stage about, andlaboriously wasting time to find a minute object which another can doin a moment, and without fatigue, by the simple use of his fingers. Butperhaps you will consider the weightiest objection to the large instru-ments is the expense they necessitate,—the cost being necessarily in pro-portion to the amount of brass and mechanical labor employed upon.


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Keywords: ., bookcentury1800, bookdecade1870, booksubjectmedicine, bookyear187