If you don’t know who Mr Dennet is, don’t worry unless 1) you like philosofy, and in particular, the philosofy of mind; and/or 2) you happend to be a christian. Personally, I like him a lot. Here’s a short quote I found amusing, especially if applied to, say, pseudo-science and its likes:

Imagination is cheap, as long as you don’t have to worry about the details.