Everyone has a doctor in him or her; we just have to help it in its work. The natural healing force within each one of us is the greatest force in getting well. Our food should be our medicine. Our medicine should be our food. But to eat when you are sick, is to feed your sickness.

Let food be thy medicine and medicine be thy food

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.

I also maintain that clear knowledge of natural science must be acquired, in the first instance, through mastery of medicine alone.

He who does not understand astrology is not a doctor but a fool.

...all the most acute, most powerful, and most deadly diseases, and those which are most difficult to be understood by the inexperienced, fall upon the brain.

The forms of diseases are many and the healing of them is manifold.