Lesson One The Brain in a Vat Lesson Two Choice Theory Lesson Three Chomsky: A Child of the Enlightenment Lesson Four Reason and Faith Lesson Five Animal Rights Lesson Six Ends and Means Lesson Seven The Golden Rule Lesson Eight Game Theory Lesson Nine Prisoner's Dilemma Lesson Ten Big Data and Security Lesson Eleven Cognitive Illusions Lesson Twelve The Just War Theory Lesson Thirteen The Allegory of the Cave Lesson Fourteen Paradox Lesson Fifteen Lifeboat Earth