- Johannes Kepler (wikiquote.org)
Johannes Kepler (December 27 1571 – November 15 1630) was a German Lutheran mathematician, astronomer and astrologer, and a key figure in the 17th century astronomical revolution. He is best known for his laws of planetary motion, which provided one of the foundations of Isaac Newton’s law of universal gravitation.
- Norman D. Vaughan (Wikipedia)
Colonel Norman Dane Vaughan (December 18, 1905 – December 23, 2005) was an American dogsled driver and explorer whose first claim to fame was participating in Admiral Byrd’s first expedition to the South Pole. He also ran dog teams in a professional capacity as part of a search and rescue unit in World War II, in sporting events like the Olympics and the Iditarod Trail Sled Dog Race, and in three Presidential Inauguration ceremonies.