Yin and yang, ancient Chinese philosophy, holds that everything in nature contains two aspects: yin and yang. They are opposite and related, rely on and check each other. The movement of yin and yang enchances the progress of all things. This theory runs throughout ancient Chinese medicine.

1. Complying with yin and yang means life, transgression means death.
2. Complying with yin and yang means peace, transgression means chaos.
3. So a reasonable person believes that prevention is more important than cure.
4. If you mistake transgression for obedience, you put your body at odds with the environment.
5. Like governing a country, do not look for a way to suppress a rebellion after it has happened. Prevent it from happening in the first place.
6. Going to see a doctor after contracting a disease and suppressing a rebellion after it bursts forth is paramount to . . . .
Learn more about the theory of Chinese medicine, please read Interaction Between Yin and Yang.