World History U.S. History Social Science Science & Mathematics Political Science & Law Philosophy & Religion Literature Language

 Antonius, Marcus Aurelius
 Aristotle
 Augustine, Saint
 Bacon, Francis
 Berkeley, George
 Bury, J. B. (John Bagnell), 1861-1927
 Carus, Titus Lucretius
 Confucius
 Descartes, Rene
 Epictetus
 Erasmus, Desiderius
 Hobbes, Thomas
 Hume, David
 James, William
 Kant, Immanuel
 Khyyam, Omar
 Leibniz, Gottfried Wilhelm
 Locke, John
 Machiavelli, Nicolo
 Marx, Karl
 Mill, John Stuart, 1806-1873
 Nietzsche, Friedrich
 Paine, Thomas, 1737-1809
 Pascal, Blaise
 Plato
 Plotinus
 Rousseau, Jean Jacques
 Schiller, Friedrich, 1759-1805
 Spinoza, Baruch, 1632-1677
 Voltaire