If you want to use television to teach somebody, you must first teach them how to use television.

There is only one thing that you write for yourself, and that is a shopping list.

Books always speak of other books.

They [the Templars] had read Avicenna, and they were not ignorant, like the Europeans. How could you live alongside a tolerant, mystical, libertine culture for two centuries without succumbing to its allure, particularly when you compared it to Western culture, which was crude, vulgar, barbaric, and Germanic?

"Then we are living in a place abandoned by God," I said, disheartened. "Have you found any places where God would have felt at home?" William asked me, looking down from his great height.

A great problem of the internet is how to filter information, how to discard what is not relevant or what is silly and to keep only the important information.

To establish what is true is very difficult. Frequently it is easier to establish what is false. And, passing through the false, it's possible to understand something about truth.