“Exchange is to cultural evolution as sex is to biological evolution”
-- Matt Ridley, The Rational Optimist
Quote Last Modifed: 11/11/2010 8:10:14 PM
Database Dated : 10/30/2026 10:33:43 PM
Database Dated : 10/30/2026 10:33:43 PM
“Exchange is to cultural evolution as sex is to biological evolution”
-- Matt Ridley, The Rational Optimist