Plato quotes (Ancient Greek Philosopher He was the world's most influential philosopher. 428 BC-348 BC)
Xenophon quotes (Greek historian, author of the Anabasis, BC 431-350)
Martha Beck quotes
Jef I. Richards quotes (US advertising professor)
Tryon Edwards quotes (American Theologian, 1809-1894)
Florence Skinner quotes
Adlai E. Stevenson quotes (American Politician. Governor of Illinois (1949-53) and Ambassador to the United Nations (1961-65). 1900-1965)
Wallace Stevens quotes (American Poet whose work explores the interaction of reality and what man can make of reality in his mind. 1879-1955)
Saul Bellow quotes (Canadian born American Novelist, 1915-2005)
