Speaking of memories, The Brief History of the Dead by Kevin Brockmeier has some really interesting theories/ideas regarding memory. It is a book whose end I was bitterly disappointed with, but the rest of the book had me enthralled. I recommend it with reservations, as you can see in my review:

http://www.stainlesssteeldroppings.com/?p=801

If you plan on reading it, I won’t discuss the ideas with you. If you do not, I’ll share a bit more.