Outwitting the Devil, by Napolean Hill
How I Found Freedom in an Unfree World, by Harry Browne
Finite and Infinite Games, by James P. Carse
Anything by C.S. Lewis
Anything by Mark Twain, especially short stories
Zero to One, by Peter Theil
Zen and the Art of Motorcycle Maintanance, by Robert M. Pirsig
A Treatise on Political Economy, by Jean-Baptiste Say
Anything by Ludwig von Mises
The Fabric of the Cosmos, by Brian Greene
Anarchy Unbound, by Peter T. Leeson