Trích dẫn của tác giả: Alain, Antunes António Lobo, Aristotle, Alighieri Dante, Assis Machado Andrade Eugene Allen Woody, Aurelio Marco, Amiel Henri, Andrade Carlos Drummond, Alemán Mateo, Adorno Theodore, Ariosto Ludovico, Alfieri Vittorio, Aretino Pietro, Addison Joseph, Asimov Isaac, Alencar Jose Allende Isabel, Bierce Ambrose, Balzac Honoré de, Bessa-Luís Agustina, Bacon Francis, Napoleon Bonaparte, Brito Casimiro, Benavente y Martinez Jacinto Borges Jorge, Byron George [Chúa], Beauvoir Simone , Brown H. Jackson, Charles Baudelaire, David Bowie, Samuel Butler, Bertolt Brecht, Bossuet Jacques Georges Bernanos, Edmund Burke, Nicolas Boileau, Barca Peter Blake William, Bocage Manuel, Henri Bergson, Warren buffet, Pierre Beaumarchais, Ludwig Borne , Bachelard Gaston, Nâu Dan, Bismarck Otto, Bonald Louis, Beethoven Ludwig, Braque Georges, Bernardes (Pd). Manuel, Balmes Jaime, Boccaccio Giovanni, Bomfim Paulo, Baroja Pío, Brandão Raul, Beccaria Cesare, Browning Robert, Benjamin Walter, Buffon George, Barney Natalie, Bufalino Gesualdo, Bernard Tristan, Bellow Saul Brodsky Joseph Couto Mia, Cardoso Miguel Esteves, Castelo Branco Camilo, Camões Luís Vaz, Khổng Tử, Campos Alvaro de Cervantes Miguel, Chamfort Sébastien-Roch, Cicero Marcus, Cury Augustus Clarasó Claus, Campoamor y Campoosorio Ramón, Chateaubriand François, Caeiro Albert Camus Albert, Churchill Winston, Cocteau Jean, Carlyle Thomas, Chesterton Gilbert, Natalia Correia, Chirbes Raphael, Corneille Pierre Coetzee JM, Commerson Jean, Cieri Domenico, Chesterfield Philip Chaplin Charles, Chopra Deepak, Comte Auguste, Canetti Elias, Colette Sidonie, Calvin Italo, Clemenceau Georges, Claudel Paul Colton Charles, Benjamin Constant, Capote Truman, Clancy Tom, Cantu Cesare, Céline Louis, Conrad Joseph, Cioran Emil , Cela Camilo, Claudio Mario, Coleridge Samuel Christie Agatha, Carnegie Dale Catullus Gaius, Catalina Severo Cruz Afonso, Denis Diderot, Dostoyevsky Fyodor, Dantas Julio, Diane Countess, Descartes René, Dinis Julius Disraeli Benjamin Dumas Alexandre Dumas (con trai) Alexander, Charles Dickens, Carlo Dossi, Marguerite Duras, Eugène Delacroix, Georges Duhamel, Charles Duclos, John Dryden, Democritus, Doyle Arthur Conan, Demosthenes, Diogenes, Alphonse Daudet, D. Pedro V, Espanca Florbela, Albert Einstein, Emerson Ralph, Epicurus, Epictetus, Euripides, Espinoza Baruch, Eliot George, Eschenbach Marie, Erasmus, Eco Umberto, Aesop, Aeschylus, Eanes Ramalho, Eliot Thomas Ferreira Virgil, Freitas Pedro Chagas Fernandes Millor, Pháp Anatole, Franklin Benjamin, Flaubert Gustave Freud Sigmund, Fuller Thomas, Fenelon Francois Franzen Jonathan, Fontenelle Bernard, Henry Ford, Faulkner William, Phaedrus, Foscolo Ugo, Frost Robert, Fellini Federico, Fo Dario Frank Anne, Goethe Johann, Gide André, Gandhi Mohandas, Gracian y Morales Balthasar, Gibran Khalil, Gorky tối đa, Gaulle Charles, Guerra junqueiro Abilio, Guitry Sacha, Gates Bill, Giraudoux Jean Golding William, Gordimer Nadine Greene Graham, John Galbraith, Guicciardini Francesco Gaga Lady, Gautier Théophile, Girardin Delphine, Green Julien Graf Arturo Gabor Zsa Zsa, Guizot François Hugo Victor, Hugo Hofmannsthal, Horace, Hatherly Ana, Hemingway Ernest, Herculano Alexandre, Huxley Aldous, Hesse Hermann, Hazlitt William, Helder Herbert, Hebbel Christian, Herodotus, Hölderlin Friedrich, Heraclitus, Heine Heinrich, Herbert George Hegel Georg, Homer, Hume David Hubbard Elbert, Heaney Seamus, Huxley Thomas Hobbes Thomas, Hesiod, Ibsen Henrik, Ionesco Eugène, Johnson Samuel Joubert Joseph, Juvenal, Jouhandeau Marcel, Thomas Jefferson, Steve Jobs, Jean Paul, Joyce James Jelinek Elfriede, James William, James Henry, Franz Kafka Keller Helen Kraus Karl, Kant Emmanuel, Kundera Milan, Karr Alphonse, Kennedy John, Kertész Imre, Kipling Rudyard, Kierkegaard Soren, Kerouac Jack, vua Martin Luther, La Rochefoucauld François, Lispector Clarice, La Bruyere Jean, Leopardi Giacomo, Lão Tử, La Fontaine, Jean, Lichtenberg Georg, Lamartine Alphonse, Lessing Gotthold, Lévis (Duke), Lenclos Ninon, Đức Đạt Lai Lạt Ma, Henri Lacordaire, John Lennon, Abraham Lincoln, Doris Lessing, Martin Luther, Gustave Le Bon.