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

I think instead [of happiness] we should be working for contentment... an inner sense of fulfillment that's relatively independent of external circumstances.

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.

Giving gifts to others is a fundamental activity, as old as humanity itself. Yet in the modern, complex world, the particulars of gift-giving can be extraordinarily challenging.

Fitting a walk into a busy life can be challenging, so I suggest walking rather driving to work or to run errands as often as you can - in other words, think of walking as alternative transportation.

I find that low protein diets often contribute to improvement in patients with immune system problems ... In fact, it would be hard to become deficient in protein in our country even if you tried.

I'm not against high-tech medicine. It has a secure place in the diagnosis and treatment of serious disease.