Adams, Henry

    Aldrich, Thomas Bailey

      Anonymous

        Augustine, Saint

          Bulfinch, Thomas

            Carlyle, Thomas

              Chesterton, Gilbert K.

                Darwin, Charles

                  Ebers, Georg

                    Emerson, Ralph Waldo

                    Hale, Edward Everett

                      King, Basil

                        Leacock, Stephen

                          Lincoln, Abraham

                          London, Jack

                          Luther, Martin

                            Machiavelli, Nicolo

                              Marx, Karl

                                Rousseau, Jean Jacques

                                  Smith, Adam

                                    Sun Tzu

                                      Thoreau, Henry David

                                      Twain, Mark

                                      Wairy, Louis Constant

                                        Washington, Booker T.