– Pearl Bailey
– Aristotle
– Casino
– Robert Frost
– Ralph Waldo Emerson
– Soren Kierkegaard, "The Sickness Unto Death"
– Thomas a Kempis
– William Shakespeare, "Julius Caesar", Act 2 scene 2
– Winston Churchill
– Ellen Glasgow
– Margaret Thatcher
– T.R. Threston
– Ernest Hemingway
– Professor Irwin Corey
– Clive Staples Lewis
– Fritjof Capra
– Martin Luther King, Jr.
– Arber Doci
– Leonardo da Vinci
– Theodore Roosevelt
– Theodore Roosevelt, "Man in the Arena" Speech given April 23, 1910
– Cornelius Tacitus
– Abraham J. Herschel
– Margaret Hilda Thatcher
