“There are in fact two things, science and opinion. The former begets knowledge, the latter ignorance.”

Rest as soon as there is pain.

Life is short, and the Art long; the occasion fleeting; experience fallacious, and judgment difficult. The physician must not only be prepared to do what is right himself, but also to make the patient, the attendants, and externals cooperate.

Nature itself is the best physician.

Health is the greatest of human blessings.

A physician without a knowledge of Astrology has no right to call himself a physician.

It is most necessary to know the nature of the spine. One or more vertebrae may or may not go out of place very much and if they do, they are likely to produce serious complications and even death, if not properly adjusted. Many diseases are related to the spine.

There is one common flow, one common breathing, all things are in sympathy.

It is changes that are chiefly responsible for diseases, especially the greatest changes, the violent alterations both in the seasons and in other things. (:)…regimen and temperature, and one period of life to another.

Extreme remedies are very appropriate for extreme diseases.

Healing in a matter of time, but it is sometimes also a matter of opportunity.

If for the sake of a crowded audience you do wish to hold a lecture, your ambition is no laudable one, and at least avoid all citations from the poets, for to quote them argues feeble industry.

The physician treats, but nature heals.

Whenever a doctor cannot do good, he must be kept from doing harm.

The physician must be able to tell the antecedents, know the present, and foretell the future — must mediate these things, and have two special objects in view with regard to disease, namely, to do good or to do no harm.

All excesses are inimical to Nature. It is safer to proceed a little at a time, especially when changing from one regimen to another.

Into whatsoever houses I enter, I will enter to help the sick, and I will abstain from all intentional wrong-doing and harm, especially from abusing the bodies of man or woman, bond or free. And whatsoever I shall see or hear in the course of my profession,