Phillip Hauge Abelson quotes
Paul Dirac quotes (English theoretical physicist, 1902-1984)
Helen Keller quotes (American Author and Educator who was blind and deaf. 1880-1968)
Galileo Galilei quotes (Italian natural Philosopher, Astronomer and Mathematician who made fundamental contributions to the development of the scientific method and to the sciences of motion, astronomy and strength of materials. 1564-1642)
Bertrand Russell quotes (English Logician and Philosopher 1872-1970)
Dr. Carl Sagan quotes (American Astronomer, Writer and Scientist, 1934-1996)
Johann Wolfgang von Goethe quotes (German Playwright, Poet, Novelist and Dramatist. 1749-1832)
Henri Poincar quotes
Heinz R. Pagels quotes
George Bernard Shaw quotes (Irish literary Critic, Playwright and Essayist. 1925 Nobel Prize for Literature, 1856-1950)
Galileo Galilei quotes (Italian natural Philosopher, Astronomer and Mathematician who made fundamental contributions to the development of the scientific method and to the sciences of motion, astronomy and strength of materials. 1564-1642)
