The education of the doctor which goes on after he has his degree is, after all, the most important part of his education.
John Shaw BillingsStatistics are somewhat like old medical journals, or like revolvers in newly opened mining districts. Most men rarely use them, and find it troublesome to preserve them so as to have them easy of access; but when they do want them, they want them badly.
John Shaw BillingsOn speaking: first, have something to say; second, say it; third, stop when you have said it; and finally give it an accurate title.
John Shaw Billings