Editing List of Books (section)

==Fundamentals==
Contains warnings on the dangers of overusing [[Second Sight]]<ref>''Fundamentals'' had warned about using the sight too much, going 
too deep.  I was starting to understand how that worked.  When we crossed over, our sight had adjusted.  If I peered hard enough or long enough, I suspected, I might not be able to readjust my vision to view the normal world at all.  Go too deep, exploring permutations and distant perspectives of things, and perhaps you couldn’t resurface. I could see the problem with that.  Being in the real world, but only able to view the spirit world version of it?  It would be like going mad, except the monsters and things in the shadows could very well be real, and there could be no hope of maintaining normal relationships, when you saw normal people through the eyes of an Other. - [https://pactwebserial.wordpress.com/2014/05/20 Excerpt] from [[Subordination 6.10]]</ref> and some basic elemental [[Runes]].<ref>I recognized one of the symbols in the dead center, writ large, as an elemental ward, one of the more elementary ones we’d learned from ''Fundamentals''. - [https://pactwebserial.wordpress.com/2014/10/18 Excerpt] from [[Duress 12.5]]</ref>

It's possible that this is same book as [[Essentials]], given the similar name & some overlap in the contents. If so, this could be either the author or the characters misremembering the name of the book.