Zen and the Art of Motorcycle Maintenance
Robert M. Pirsig
Walden, or, Life in the woods: and, "On the duty of civil disobedience"
Henry David Thoreau
The virtue of selfishness: a new concept of egoism
Ayn Rand; Nathaniel Branden
The Ultimate Harry Potter and Philosophy: Hogwarts for Muggles
William Irwin;Gregory Bassham
Small Wonder: Essays
Barbara Kingsolver
The road not taken: a selection of Robert Frost's poems
Robert Frost
The prince
Niccolò Machiavelli; Peter E. Bondanella
The Power of Myth
Joseph Campbell
The Portable Atheist: Essential Readings for the Nonbeliever
Christopher Hitchens
The origin of species by means of natural selection, or, The ...
Charles Darwin
God Is Not Great: How Religion Poisons Everything
The Dragons of Eden
Carl Sagan
Common Sense, the Rights of Man and Other Essential Writings ...
Thomas Paine
Beyond Good and Evil: Prelude to a Philosophy of the Future
Friedrich Wilhelm Nietzsche
Basic writings of Nietzsche
The Audacity of Hope
Barack Obama