I must have spent 50% of my waking hours in reading books. Over the years, my interests have been shifting. From Amar Chitra Katha in childhood to Reader's Digest to English Classics to American novels, I have discovered a lot of knowledge. I have exhaustively read about Astronomy, Humour, Psychology and Philosophy. I do all reading for the purpose of understanding the world better. Some of the good links are

www.amazon.com
www.barnesandnoble.com
ThinkQuest