Does God exist?
The ontological argument Anselm, Proslogion in Western Philosophy: An Anthology, ed. John Cottingham, 2nd ed.: 345-347
Five proofs Thomas Aquinas, Summa Theologiae in Western Philosophy: An Anthology, ed. John Cottingham, 2nd ed.: 348-351,
The wager Blaise Pascal, Pensées in Western Philosophy: An Anthology, ed. John Cottingham, 2nd ed.: 356-359
Why miracles are unlikely David Hume, Enquiry Concerning Human Understanding in Western Philosophy: An Anthology, ed. John Cottingham, 2nd ed.: 370-375
The problem of evil Gottfried Leibniz, Theodicy in Western Philosophy: An Anthology, ed. John Cottingham, 2nd ed.: 359-364
Why reason is not enough William James, The Will to Believe in Western Philosophy: An Anthology, ed. John Cottingham, 2nd ed.: 382-387