Friedrich Nietzsche quotes (German classical Scholar, Philosopher and Critic of culture, 1844-1900.)
Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)
John McDonald quotes
Ordway Tead quotes
Johann Wolfgang von Goethe quotes (German Playwright, Poet, Novelist and Dramatist. 1749-1832)
Thomas S. Szasz quotes (Hungarian psychiatrist and Professor of Psychiatry Emeritus at State University of New York Health Science Center in Syracuse, b.1920)
Arthur Koestler quotes (British novelist, journalist, and critic, 1905-1938)
Thomas Carlyle quotes (Scottish Historian and Essayist, leading figure in the Victorian era. 1795-1881)
Edward de Bono quotes ((Francis Charles Publius) Maltese Psychologist and Writer, leading authority in field of creative thinking. b.1933)
