Old people have fewer diseases than the young, but their diseases never leave them.
Whenever a doctor cannot do good, he must be kept from doing harm.
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.
Get knowledge of the spine, for this is the requisite for many diseases
Look to the seasons when choosing your cures
Even when all is known, the care of a man is not yet complete, because eating alone will not keep a man well; he must also take exercise. For food and exercise, while possessing opposite qualities, yet work together to produce health.