Nonfiction:
Aristotle, The Works of Aristotle, volume I (Great Books of the Western World, 8).
Stan Baronett, Logic, 2nd edition.
Joseph Campbell, The Masks of God: Creative Mythology
Frederick Copleston, A History of Philosophy (9 volumes in three books). (repurchase)
Suzanne Cunningham, What Is a Mind? An Integrative Introduction to the Philosophy of Mind.
Daniel Dennett, Content and Consciousness.
Daniel Dennett, Elbow Room: The Varieties of Free Will Worth Wanting.
Daniel Dennett, Kinds of Minds: The Origins of Consciousness.
Daniel Dennett, Freedom Evolves.
Daniel Dennett, Sweet Dreams: Philosophical Obstacles to a Science of Consciousness.
René Descartes, Principles of Philosophy.
René Descartes, Discourse on Method and Meditations on First Philosophy (in one volume).
Rocco J. Gennaro, Mind and Brain: A Dialogue on the Mind-Body Problem.
Steven D. Hales, Metaphysics: Contemporary Readings.
Barbara Hannan, Subjectivity and Reduction: An Introduction to the Mind-Body Problem.
Paul Herrick, Introduction to Logic.
Paul Herrick, Think with Socrates: An Introduction to Critical Thinking.
Robert M. Johnson, A Logic Book, 5th edition.
Douglas E. Krueger, What Is Atheism? A Short Introduction.
Jonathan L. Kvanvig, Rationality and Reflection: How to Think About What to Think.
David Levinson, Religion: A Cross-Cultural Dictionary
David C. Lindberg, The Beginnings of Western Science: The European Scientific Tradition in Philosophical, Religious, and Institutional Context, 600 B.C. to A.D. 1450. (repurchase)
Michael Molloy, Experiencing the World's Religions: Tradition, Challenge, and Change, 3rd edition.
Peter A. Morton, A Historical Introduction to the Philosophy of Mind: Readings with Commentary.
Thomas Nagel, The View from Nowhere.
Nickolas Pappas, Routledge Philosophy Guidebook to Plato and the Republic.
Michael Peterson, William Hasker, Bruce Reichenbach, and David Basinger, Reason and Religious Belief: An Introduction to the Philosophy of Religion, 3rd edition.
Stephen H. Phillips, Philosophy of Religion: A Global Approach.
Alvin Plantinga, God and Other Minds: A Study of the Rational Justification of Belief in God.
Alvin Plantinga, Does God Have a Nature?
Plato, Collected Works of Plato. (repurchase)
Nina Rosenstand, The Moral of the Story: An Introduction to Ethics.
William L. Rowe, Philosophy of Religion: An Introduction, 3rd edition.Nina Rosenstand, The Moral of the Story: An Introduction to Ethics.
James W. Sire, The Universe Next Door: A Basic Worldview Catalog, 5th edition.
Richard Swinburne, The Existence of God, revised edition.
Peter van Inwagen, Metaphysics (Dimensions of Philosophy series).
Willard Van Orman Quine and J.S. Ullian, The Web of Belief.
Willard Van Orman Quine, edited by Roger F. Gibson, Quintessence: Basic Readings from the Philosophy of W.V. Quine.
Peter Vardy and Julie Arliss, The Thinker's Guide to God.
Peter Vardy and Julie Arliss, The Thinker's Guide to Evil.
Lewis Vaughn, Philosophy Here and Now: Powerful Ideas in Everyday Life.
Phil Washburn, Philosophical Dilemmas: A Pro and Con Introduction to the Major Questions
Fiction:Cixin Liu, translated by Ken Liu, The Three-Body Problem.
Michael Flynn, The Forest of Time and Other Stories.
Peter F. Hamilton, The Reality Dysfunction.
Kim Stanley Robinson, 2312.
Fred Saberhagen, Berserker.
Brad Thor, The Last Patriot.
Update (6 April): I forgot to include these:
Rebecca Newberger Goldstein, Plato at the Googleplex: Why Philosophy Won't Go Away.
Karl Popper, Conjectures and Refutations: The Growth of Scientific Knowledge.
Karl Popper and John Eccles, The Self and Its Brain: An Argument for Interactionism.
Gideon Rosen, Alex Byrne, Joshua Cohen, and Seana Shiffrin, The Norton Introduction to Philosophy.