Just the attempt to learn a [new] language is like running different software through the brain.

True, nuts are high in fat, but most of them contain monounsaturated fat that is good for the heart. In fact, eaten in moderation, nuts can lower your risk of heart disease and heart attack.

The more people have, the less content they seem to be. In America, the cultural expectation that we're to be happy all the time and our children are to be happy all the time is toxic, and I think that really gets in the way of emotional well-being.

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.

I am not against all forms of high-tech medicine. Drugs and surgeries have a secure place in the treatment of serious health conditions. But modern American medicine treats almost every health condition as if it were an emergency.

More than one skillful physician has said that if one asks the right questions, the patient will make the diagnosis for you in his or her own words.

Get people back into the kitchen and combat the trend toward processed food and fast food.