George Matthew Adams, James Allen, Charles F. Haanel, Napoleon Hill, William Walker Atkinson, Marcus Aurelius, B. F Austin, P. T. Barnum, Genevieve Behrend, Dale Carnegie, Wallace D. Wattles, Florence Scovel Shinn, Sun Tzu, Lao Tzu, Benjamin Franklin, George S. Clason, Joseph Murphy, Niccolò Machiavelli, Kahlil Gibran, Elbert Hubbard, Earl Nightingale, Miyamoto Musashi, Russell H. Conwell, Charles Fillmore, Ralph Waldo Trine, F. W. Sears, Elizabeth Towne, Emmet Fox, Orison Swett Marden, H. A. Lewis, Harvey Hardman, Emile Coué & Neville Goddard
Napoleon Hill, Wallace D. Wattles, Benjamin Franklin, Dale Carnegie, Orison Swett Marden, Douglas Fairbanks, P.T. Barnum, Lao Tzu, Sun Tzu, Ralph Waldo Emerson & Marcus Aurelius
Dale Carnegie, Golden Deer Classics, Benjamin Franklin, Charles F. Haanel, Florence Scovel Shinn, Wallace D. Wattles, James Allen, Lao Tzu, Khalil Gibran, Orison Swett Marden, Abner Bayley, P.T. Barnum, Marcus Aurelius, Henry Thomas Hamblin, Joseph Murphy, William Crosbie Hunter, Ralph Waldo Emerson, Henry H. Brown, Russell H. Conwell, William Atkinson, B.F. Austin, H.A. Lewis, L.W. Rogers, Douglas Fairbanks, Sun Tzu & Samuel Smiles
