Surely few if any readers have come across the sentence they are now reading, and someone who had by chance heard or seen it could not possibly remember such a fact.

Destruction of the environment is not only rational; it's exactly what you're taught to do in college.

There is a narrow class of uses of language where you intend to communicate. Communication refers to an effort to get people to understand what one means. And that, certainly, is one use of language and a social use of it. But I don't think it is the only social use of language. Nor are social uses the only uses of language.

People who spend their working hours in a lab or research library or a classroom might be intent primarily on keeping or advancing their elite positions, thereby lending tacit support to power structures. Or they might not be.

If you look at the minutes of the constitutional convention - which we have - Madison who was the main framer, proceeded to develop a system in which - as he put it - power would be in the hands of the wealth of the nation, the more responsible set of men and who recognize the need to protect the rights of property owners. That's why in the constitutional system, the most powerful part of the whole system is the senate.

I think there is a good reason why the propaganda system works that way. It recognizes that the public will not support the actual policies. Therefore it is important to prevent any knowledge or understanding of them.

There is Pakistan's relationship with Afghanistan which will also be a very tricky issue in the coming years. Then there is a large part of Pakistan which is being torn apart from American drone attacks. The country is being invaded constantly by a terrorist superpower. Again, this is not a small problem.