If we could give every individual the right amount of nourishment and exercise, not too little and not too much, we would have found the safest way to health.

If you are not your own doctor, you are a fool.

That which is used - develops. That which is not used wastes away.

What medicines do not heal, the lance will; what the lance does not heal, fire will.

The physician must have at his command a certain ready wit, as dourness is repulsive both to the healthy and the sick.

The wise man should consider that health is the greatest of human blessings. Let food be your medicine.

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