These Shows Are Considered the Greatest Television Series of the 21st Century

The More You Know

• The idea that a man should spend two months salary on an engagement ring was popularized by De Beers' ad agency.
• Oxford University is older than the Aztec Empire.
• Only two national flags have the color purple on them.
• The first American woman to go to medical school was admitted as a joke. Geneva Medical School thought it was joke when Elizabeth Blackwell applied to attend 1847. She graduated in 1849, started her own practice, and opened an infirmary for the poor.