There are very important and practical issues raised by following this alternative route which says, lets look to material conditions, to the systems of production, to the needs that human beings have, and to competing alternative solutions to the satisfaction of those needs.

But with the Industrial Revolution and introduction of various industrial techniques for purifying sugar, we have a situation in which what we are consuming is not good nutritionally or ecologically.

When a woman gives birth to a child, the child needs to be able to digest the mother's milk; but when this child is old enough to begin to eat other foods, there is some switching off of this ability to consume milk.

Here you do have forests, where pigs could be raised by letting them root about in the forests for a good part of the year. Therefore, you have a different attitude toward them compared with what continues to exist in the Middle East.

Every theory presented as a scientific concept is just that; it's a theory that tries to explain more about the world than previous theories have done. It is open to being challenged and to being proven incorrect.

Like all dominant groups, men seek to promote an image of their subordinate's nature that contributes to the preservation of the status quo. For thousands of years, males have seen women not as women could be, but only as males want them to be.

Food, like sex, is one of the principal kinds of human activity that engage people when they wonder about how to account for different kinds of human behaviour.