Now, that's a good one Ami!
Yeah, Anthem is one of the better Rush songs. But it's not based on the Ayn Rand book Anthem. However, another Rush song - 2112 - is inspired by the book Anthem. Go figure. ;-)
Here is 2112 - as you'd expect, a song inspired by a book is pretty long. Broken into 3 parts on youtube:
[youtube]http://www.youtube.com/watch?v=Z6zZ3c4p62E[/youtube]
[youtube]http://www.youtube.com/watch?v=VuUdm8jxkVQ[/youtube]
[youtube]http://www.youtube.com/watch?v=pVpa8v0-B28[/youtube]