-Marcus Aurelius
-Albert Einstein
-Buddha
-Martin Luther King, Jr.
-Winston Churchill
-Abraham Lincoln
-Mark Twain
-Mahatma Gandhi
-George Orwell
-Oscar Wilde
-C. S. Lewis
-Arthur Schopenhauer
-Swami Vivekananda
-Malcolm X
-Henry David Thoreau
-Maya Angelou
-Khalil Gibran
-Bruce Lee
-John F. Kennedy
-Ralph Waldo Emerson