Alvin Toffler quotes (American Author of Science-fiction, b.1928)
Aubrey Eben quotes
Mark Russell quotes (American political commentator, Comedian and Satirist. b.1932)
Isaac Asimov quotes (Russian born American science-fiction Writer and Biochemist. 1920-1992)
George Wald quotes
Frederick Donald Coggan quotes
Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)
Max Planck quotes (German theoretical Physicist who originated quantum theory, 1858-1947)
Marie Curie quotes (French Physicist, twice winner of the Nobel Prize, 1867-1934)
