@book{56388,
	author = {Santayana, George,},
	title = {The Life of Reason: The Phases of Human Progress},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Life_of_Reason},
	url = {https://www.gutenberg.org/ebooks/15000}
}