[After struggle with heart disease] I've stopped eating meat, cheese, milk, even fish. No dairy at all. I've lost more than 20 pounds so far, aiming for about 30 before Chelsea's wedding. And I have so much more energy now! I feel great. ... I just decided that I was the high-risk person, and I didn't want to fool with this anymore. And I wanted to live to be a grandfather. So I decided to pick the diet that I thought would maximize my chances of long-term survival. ... The main thing that was hard for me actually ... was giving up yogurt and hard cheese. I love that stuff, but it really made a big difference when I did it. ... [To truly change the conditions that lead to bad habits and poor health] we have to demand it by changing the way we live. You have to make a conscious decision to change for your own well-being, and that of your family and your country.