John Dewey quotes (American Philosopher, Psychologist and Educator, 1859-1952)
Albert Einstein quotes (German born American Physicist who developed the special and general theories of relativity. Nobel Prize for Physics in 1921. 1879-1955)
Stephen Hawking quotes (English Physicist, b.1942)
Phillip Hauge Abelson quotes
Plato quotes (Ancient Greek Philosopher He was the world's most influential philosopher. 428 BC-348 BC)
Judith Hayes quotes
Ron Peterson quotes
Richard Feynman quotes (American theoretical physicist, 1918-1988)
Richard Powers quotes