Angels and demons were identical--interchangeable archetypes--all a matter of polarity. The guardian angel who conquered your enemy in battle was perceived by your enemy as a demon destroyer.

Pure energy is the father of creation.

I will not write a lame follow-up. It could take me 20 years. But I will never turn in a book that I'm not happy with.

One could argue that there exist certain questions that are best left unanswered.

Is it not possible that we are still living in the Dark Ages, still mocking the suggestion of 'mystical' forces that we cannot see or comprehend.

Mr. Langdon, I did not ask if you believe what man says about God. I asked if you believed in God. There is a difference. Holy scripture is stories...legends and history of man's quest to understand his own need for meaning. I am not asking you to pass judgment on literature. I am asking if you believe in God. When you lie out under the stars, do you sense the divine? Do you feel in your gut that you are staring up at the work of God's hands?

Well, you know, in any novel you would hope that the hero has someone to push back against, and villains - I find the most interesting villains those who do the right things for the wrong reasons, or the wrong things for the right reasons. Either one is interesting. I love the gray area between right and wrong.