At the very center of our being is rhythmic movement, a cyclic expansion and contraction that is both in our body and outside it, that is both in our mind and in our body, that is both in our consciousness and not in it.

I have argued for years that we do not have a health care system in America. We have a disease-management system - one that depends on ruinously expensive drugs and surgeries that treat health conditions after they manifest rather than giving our citizens simple diet, lifestyle and therapeutic tools to keep them healthy.

The world is beset by many problems, but in my opinion, this hijacking of our brain's reward centers by electronic media is potentially one of the most destructive.

I know of no culture in the world at present or any time in the past that has not been heavily involved with one or more psychoactive substances.

Learning to focus attention and concentration is very useful; meditation can help you do that.

Treatment originates outside you; healing comes from within.

Whenever the immune system deals successfully with an infection, it emerges from the experience stronger and better able to confront similar threats in the future. Our immune system develops in combat. If, at the first sign of infection, you always jump in with antibiotics, you do not give the immune system a chance to grow stronger.