The art of medicine was to be properly learned only from its practice and its exercise.

Fever itself is Nature's instrument.

As no man can say who it was that first invented the use of clothes and houses against the inclemency of the weather, so also can no investigator point out the origin of Medicine - mysterious as the source of the Nile.

Physick, says Sydenham, is not to bee learned by going to Universities, but hee is for taking apprentices; and says one had as good send a man to Oxford to learn shoemaking as practising physick.

Disease is nothing else but an attempt on the part of the body to rid itself of morbific matter.

Read Don Quixote; it is a very good book; I still read it frequently.

We may ascertain the worth of the human race, since for its sake God's Only-begotten Son became man, and thereby ennobled the nature that he took upon him.