Ralph Waldo Emerson quotes (American Poet, Lecturer and Essayist, 1803-1882)
William Rotsler quotes
Oscar Wilde quotes (Irish Poet, Novelist, Dramatist and Critic, 1854-1900)
Thomas Alva Edison quotes (Most famous American Inventor who, singly or jointly, held a world record 1.093 patents. In addition, he created the world's first industrial research laboratory, 1847-1931)
William James quotes (American Philosopher and Psychologist, leader of the philosophical movement of Pragmatism, 1842-1910)
Miguel de Cervantes Saavedra quotes (Spanish writer, author of the masterwork 'El quijote', 1547-1616)
Samuel Johnson quotes (English Poet, Critic and Writer. 1709-1784)