Ayn Rand was not only a novelist and a philosopher; she was also a salesman of philosophy -- the greatest salesman philosophy has ever had. Philosophy is essential to a good life -- read this book to understand why.
They are the arguments that kings have made for enslaving the people in all ages of the world. You will find that all the arguments in favor of king-craft were of this class; they always bestrode the necks of the people, not that they wanted to do it, but because the people were better off for being ridden.