7 Habits of Highly Effective People: The Ultimate Revelations ...
Stephen R. Covey
Periphyseon: Division of Nature
Johannes Scotus Erigena
Four lectures on relativity and space
Steinmetz, Charles Proteus, 1865-1923
Civil Disobedience
Henry David Thoreau
First as Tragedy, then as Farce
Slavoj Zizek