As in our lives so also in our studies, it is most becoming and most wise, so to temper gravity with cheerfulness, that the former may not imbue our minds with melancholy, nor the latter degenerate into licentiousness.
Pliny the ElderThere is alas no law against incompetency; no striking example is made. They learn by our bodily jeopardy and make experiments until the death of the patients, and the doctor is the only person not punished for murder.
Pliny the Elder