Think about it: Heart disease and diabetes, which account for more deaths in the U.S. and worldwide than everything else combined, are completely preventable by making comprehensive lifestyle changes. Without drugs or surgery.

When I use the word spirituality, I don't necessarily mean religion; I mean whatever it is that helps you feel connected to something that is larger than yourself.

When most people think about my work, they think about diet. To me, diet has always been the least interesting part of it.

The healing power of love and relationships has been documented in an increasing number of well-designed scientific studies involving hundreds of thousands of people throughout the world.

Eating a vegetarian diet, walking (exercising) everyday, and meditating is considered radical. Allowing someone to slice your chest open and graft your leg veins in your heart is considered normal and conservative.

The need for love and intimacy is a fundamental human need, as primal as the need for food, water, and air.

One of the reasons my father ... became a dentist was so he could always be home for dinner and spend weekends with his family. At one point he had thought about being a musician, but he said, I'm not going to do that because I'd be on the road all the time and I wouldn't be with my family.