Robert A. Heinlein quotes (American science-fiction Writer, 1907-1988)
Thomas Kempis quotes
Thomas Paine quotes (English born American Writer and political pamphleteer, whose 'Common Sense' and 'Crisis' papers were important influences on the American Revolution. 1737-1809)
Richard Dawkins quotes
John Burroughs quotes (American Essayist and Naturalist, 1837-1921)
Jack Miller quotes
Friedrich Nietzsche quotes (German classical Scholar, Philosopher and Critic of culture, 1844-1900.)
Robert Green Ingersoll quotes (American Statesman and Orator, noted for his broad range of culture and his defense of atheism. 1833-1899)
Michael Scott Horton quotes
Henry Louis Mencken quotes (American humorous Journalist and Critic of American life who influenced US fiction through the 1920s, 1880-1956)