Men ought to know that from the brain and from the brain only arise our pleasures, joys, laughter, and jests as well as our sorrows, pains, griefs and tears. ... It is the same thing which makes us mad or delirious, inspires us with dread and fear, whether by night or by day, brings us sleeplessness, inopportune mistakes, aimless anxieties, absent-mindedness and acts that are contrary to habit.

Health is the greatest of human blessings.

Physicians are many in title but very few in reality.

Where prayer, amulets and incantations work it is only a manifestation of the patient's belief.

Anyone wishing to study medicine must master the art of massage.

In all abundance there is lack.

Sometimes give your services for nothing.