Overall, our population is in the worst shape it's ever been. Children are in terrible shape. We have absolutely unprecedented numbers of obese and overweight children - one in three now. A generation ago it was something like one in ten.

Chimpanzees will eat a little bit of meat. But, they never eat dairy products, and no other animal would do that.

Chicken fat, beef fat, fish fat, fried foods - these are the foods that fuel our fat genes by giving them raw materials for building body fat.

It doesn't do a lot of good for your health to move from red meat to white meat, but it gets you further down the road towards making more substantial changes later.

Overall, our population is in the worst shape it's ever been. Children are in terrible shape. We have absolutely unprecedented numbers of obese and overweight children - one in three now. A generation ago it was something like one in ten.

If a dog happens to catch a rabbit or another animal, it can very easily remove the hide. If a cat catches a squirrel, they have no trouble with that. But if a person does that, they will work all day and all night to get the skin off of an animal, because they don't have long canine teeth anymore.

Since I first went to India twenty some years ago, there's been a palpable change. There's now pizza everywhere, meat is much more popular than it's ever been. Vegetarianism is "that quaint thing our parents did."