Mutant Extraterrestrial Squid Have Invaded!!!

And these are their instructions:
Grab the nearest book.
Open the book to page 123.
Find the fifth sentence.
Post the text of the sentence in your journal along with these instructions.
Don’t search around and look for the “coolest” book you can find. Do what’s actually next to you


Okay, to hear is to obey. The book I grabed was James P. Hogan's "Voyage from Yesteryear". The fifth sentence reads:

"Now tell us where this stuff came from."