RT Book, Section A1 LeBlond, Richard F. A1 Brown, Donald D. A1 Suneja, Manish A1 Szot, Joseph F. SR Print(0) ID 1145256620 T1 The Diagnostic Examination T2 DeGowin’s Diagnostic Examination, 10e YR 2015 FD 2015 PB McGraw-Hill Education PP New York, NY SN 978-0-07-181447-8 LK accessmedicine.mhmedical.com/content.aspx?aid=1145256620 RD 2024/03/28 AB In order to observe one must learn to compare. In order to compare one must have observed. By means of observation knowledge is generated; on the other hand knowledge is needed for observation. And he observes badly who does not know how to use what he has observed. The fruit grower inspects the apple tree with a keener eye than the walker but no one can see man exactly unless he knows it is man who is the measure of man.