Be sober, and to doubt prepense, These are the sinews of good sense. - Sir William Hamilton, 9th Baronet

The intellect," says Aquinas, "commences in operation, and in operation it ends...

However arid and uninviting the prospect of a History of Medicine may appear at a distance, it will be found gradually to improve, and become full of interest wonder and animation as we proceed. ...The History of Medicine is ...the history of the human species, uncontaminated by those civil discords and fearful atrocities, those crimes and disorders which blot the page of other histories, and stamp man, created in the image of his maker, with the visage of a fiend and the heart of a brute. The History of Medicine, on the contrary, is the history of peace and good will, of endless harmony, and unceasing philanthropy. Instead of recording the desolations of war, and the growth of immorality—the deadly effects of human passions, and the bloody triumphs of senseless ambition—her province is to note the diminution of mortal suffering; and the only triumphs which she records are those obtained over sickness, death, and Sorrow.

The intellect," says Aristotle... "is perfected, not by knowledge but by activity..." and... "The arts and sciences are powers, but every power exists only for the sake of action; the end of philosophy... is not knowledge, but the energy conversant about knowledge.