The successful teacher is no longer on a height, pumping knowledge at high pressure into passive receptacles.
William OslerFew diseases present greater difficulties in the way of diagnosis than malignant endocarditis, difficulties which in many cases are practi- cally insurmountable. It is no disparagement to the many skilled physicians who have put their cases upon record to say that, in fully one-half the diagnosis was made post mortem.
William Osler