Page 181. " Labour without joy is base. Labour without sorrow is base. Sorrow without labour is base. Joy without labour is base "
John Ruskin
Public DomainJohn Ruskin

Chapter 14 Epigraph

Author: John Ruskin

Work: Time and Tide, Letter V

Some more of his more memorable quotes can be found here.

Page 184. " Your scientists, what do you call them, experimental theologians, would know of something called quantum entanglement. "

Here's an excellent article that explains briefly a little bit of the geeky science behind this, far better than I ever could, and it turns out that there's a bit of real science to back it up. Here's the article.

However, according to this article quantum communication like this would be impossible, so we won't be ditching the mobile phones too soon.

Page 196. " As I was walking among the fires of hell, delighted with the enjoyments of genius... "

Chapter 15 Epigraph

Author: William Blake

Work: 'A Memorable Fancy', The Marriage of Heaven and Hell

Blake's The Marriage of Heaven & Hell takes the form of familiar texts such as Dante's Inferno and Milton's Paradise Lost in following a human's exploration of hell and the afterlife. Rather than exploring institutionalised forms of good and evil, Blake in fact purports the repressive nature of institutional religion and strict notions of morality. Here's the Wikipedia article for a bit more information.

A particularly unique interpretation of this part of The Marriage of Heaven and Hell, comes in the form of the heavy metal band Ulver, with this song based on plates 6-7. Information on the whole album can be found here. Also, here's the video if you're interested...