Julius Caesar by William Shakespeare – Available for $6 (ISBN: 978-0-743-48274-5) Records the philosophical conversations that take place between a man and a gorilla named Ishmael after the man answers an advertisement for a pupil with a desire to save the world.
Fahrenheit 451 by Ray Bradbury - Available for $12 (ISBN: 978-1-4516-7331-9) A fantasy about a society in which all books must be burned.
Siddhartha by Hermann Hesse - Available for $6 (ISBN: 978-0553-20884-9) With parallels to the enlightenment of the Buddha, Hesse's Siddhartha is the story of a young Brahmin's quest for the ultimate reality.
The Inferno by Dante Alighieri - Available for $6 (ISBN: 978-0-451-53139-1) The story of Dante's journey through hell with the Roman poet Virgil.