Steve Jobs
Martin Luther King, Jr.
Mark Twain
Kahlil Gibran
Napoleon Hill
Paulo Coelho
Bill Gates
Sandeep Maheshwari
Elbert Hubbard
Helen Keller
Anaïs Nin
Marcus Aurelius
Johann Wolfgang von Goethe
Stephen Hawking
Leonardo da Vinci
Richard Bach
George Bernard Shaw
Wayne Dyer
Gabriel García Márquez
Henry David Thoreau