Philosophers
Writers, poets: writer| poet| cartoonist| translator
Artists: composer| singer| director| painter| sculptor| architect| photographer
Scientists: philosopher| physicist| biologist| chemist| doctor| psychologist| historian| mathematician| linguist
Public figures: actor| politician| comedian
Artists: composer| singer| director| painter| sculptor| architect| photographer
Scientists: philosopher| physicist| biologist| chemist| doctor| psychologist| historian| mathematician| linguist
Public figures: actor| politician| comedian
| Author (number of quotes) | Description |
| A | |
| Abelard, Pierre (1) | French philosopher, theologian, logician |
| Adorno, Theodor W. (2) | German-born sociologist and philosopher |
| Alberti, Leon Battista (1) | Italian architect, linguist, author and philosopher |
| Amiel, Henri-Frédéric (8) | Swiss philosopher, poet and criticist |
| Anaxagoras (1) | Ancient Greek philosopher |
| Aristotle (8) | Ancient Greek philosopher and scientist |
| B | |
| Babbage, Charles (2) | English mathematician, philosopher, inventor |
| Bachelard, Gaston (2) | French philosopher |
| Bacon, Francis (19) | English philosopher, statesman |
| Bacon, Roger (2) | English philosopher |
| Barthes, Roland (1) | French literary theorist, philosopher, critic |
| Beauvoir, Simone de (2) | French author and philosopher |
| Bergson, Henri (1) | French philosopher |
| Boghossian, Peter (3) | American philosopher |
| Bruno, Giordano (1) | Italian philosopher |
| Butler, Nicholas Murray (1) | American philosopher |
| C | |
| Camus, Albert (18) | French author, philosopher |
| Chang, Ruth (1) | American philosopher |
| Cicero, Marcus Tullius (3) | Roman philosopher and politician |
| Clifford, William Kingdon (1) | English mathematician and philosopher |
| D | |
| Dahlbom, Bo (1) | Swedish philosopher, computer scientist and researcher |
| Democritus (4) | Ancient Greek philosopher |
| Dennett, Daniel (47) | American philosopher |
| Descartes, René (4) | French philosopher, mathematician |
| Diderot, Denis (3) | French philosopher |
| Durant, Will (1) | American author, historian, philosopher |
| E | |
| Epictetus (1) | Ancient Greek philosopher |
| F | |
| Franklin, Benjamin (27) | American author, politician, philosopher, scientist |
| Fromm, Erich (6) | German-American philosopher, psychologist |
| G | |
| Gabriol, Salamon Ibn (1) | pen name of Salamon ben Jehuda ibn Gabriol, Spanish poet and philosopher |
| Gasset, José Ortega y (2) | Spanish philosopher |
| Grayling, A. C. (5) | English philosopher |
| H | |
| Harris, Sam (36) | American author, philosopher |
| Hayek, Friedrich (13) | British economist and philosopher |
| Heschel, Abraham Joshua (1) | Polish-born American rabbi, theologian, and philosopher |
| Hubbard, Elbert (18) | American author and philosopher |
| Hume, David (1) | Scottish philosopher and historian |
| J | |
| James, William (6) | American psychologist and philosopher |
| K | |
| Kant, Immanuel (3) | German philosopher |
| Kazantzakis, Nikos (1) | Greek novelist, poet, playwright and philosopher |
| Keen, Sam (1) | American author, professor and philosopher |
| Kettering, Charles Franklin (1) | American scientist and philosopher |
| L | |
| Laertius, Diogenes (1) | Biographer of the Greek philosophers |
| Lakatos, Imre (1) | Hungarian philosopher of mathematics and science |
| Locke, John (3) | English philosopher, doctor, politician |
| Luxemburg, Rosa (1) | German philosopher, economist and social activist |
| M | |
| Maistre, Joseph de (1) | Savoyard philosopher |
| McLuhan, Marshall (3) | Canadian philosopher |
| Meister, Eckhart (1) | German theologian, philosopher |
| Mill, John Stuart (2) | English philosopher |
| Montaigne, Michel de (6) | French philosopher |
| Mumford, Lewis (1) | American historian, philosopher of science |
| N | |
| Nietzsche, Friedrich (13) | German philosopher |
| P | |
| Poincaré, Henri (8) | French mathematician, physicist and philosopher |
| Popper, Karl (2) | Austrian philosopher |
| R | |
| Rand, Ayn (8) | Russian-born American author and philosopher |
| Renan, Ernest (1) | French philosopher |
| Rousseau, Jean-Jacques (4) | French philosopher, author and composer |
| Russell, Bertrand (31) | English mathematician, philosopher |
| S | |
| Salecl, Renata (1) | Slovene sociologist and philosopher |
| Santayana, George (10) | American philosopher, author, poet |
| Sartre, Jean-Paul (5) | French philosopher |
| Schlegel, Friedrich von (1) | German philosopher and author |
| Schopenhauer, Arthur (11) | German philosopher |
| Sextus (4) | Ancient Greek philosopher |
| Smith, Adam (1) | Scottish economist and philosopher |
| Socrates (1) | Greek Athenian philosopher |
| Spencer, Herbert (1) | English philosopher, biologist |
| T | |
| Thoreau, Henry David (49) | American author, philosopher |
| Tzu, Lao (1) | Ancient Chinese philosopher, author of the Tao Te Ching |
| Tzu, Sun (1) | ancient Chinese military general and philosopher |
| U | |
| Unamuno, Miguel de (1) | Spanish author, poet, philosopher |
| V | |
| Vico, Giambattista (1) | Italian philosopher |
| Voltaire (15) | French author, poet, philosopher |
| W | |
| Watts, Alan Wilson (3) | British-American philosopher |
| Whitehead, Alfred North (5) | English-born American philosopher |
| Williams, Bernard (1) | English philosopher |
| X | |
| Xenophanes (1) | Greek philosopher, theologian, poet |