Through seven figures come sensations for a man; there is hearing for sounds, sight for the visible, nostril for smell, tongue for pleasant or unpleasant tastes, mouth for speech, body for touch, passages outwards and inwards for hot or cold breath. Through these come knowledge or lack of it.

There are, in effect, two things, to know and to believe one knows; to know is science; to believe one knows is ignorance.

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

The physician treats, but nature heals.

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

All disease begins in the gut.

Walking is a man's best medicine.