Benno Schmid-Wilhelm, William Walker Atkinson, Lord Beaverbrook, Willard Beecher, Louis Binstock, Ralph Waldo Emerson, Ernest Holmes, Maxwell Maltz, Frederick Van Rensselaer Dey, Robert A. Russell, Tom Rusk
Benno Schmid-Wilhelm, William Walker Atkinson, Lord Beaverbrook, Willard Beecher, Louis Binstock, Ralph Waldo Emerson, Ernest Holmes, Maxwell Maltz, Frederick Van Rensselaer Dey, Robert A. Russell, Tom Rusk
Benno Schmid-Wilhelm, Robert A. Russell, Tom Rusk, William Walker Atkinson, Lord Beaverbrook, Willard Beecher, Louis Binstock, Ralph Waldo Emerson, Ernest Holmes, Maxwell Maltz, Frederick van Rensselaer Dey
Niccolò Machiavelli, Kahlil Gibran, P. T. Barnum, Marcus Aurelius, Wallace D. Wattles, Lao Tzu, Russell Conwell, Henry Harrison Brown, Florence Scovel Shinn, Émile Coué, Charles F. Haanel, Elbert Hubbard, B. F. Austin, Robert Collier, James Allen, William Walker Atkinson, Orison Swett Marden, Benjamin Franklin, William Crosbie Hunter, Harry A. Lewis, Thorstein Veblen